diff --git a/internal/pkg/core/common.go b/internal/pkg/core/common.go
index 9370c0e..4d46870 100644
--- a/internal/pkg/core/common.go
+++ b/internal/pkg/core/common.go
@@ -21,12 +21,12 @@
 	"github.com/opencord/voltha-lib-go/v3/pkg/log"
 )
 
-var logger log.Logger
+var logger log.CLogger
 
 func init() {
 	// Setup this package so that it's log level can be modified at run time
 	var err error
-	logger, err = log.AddPackage(log.JSON, log.ErrorLevel, log.Fields{"pkg": "core"})
+	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{"pkg": "core"})
 	if err != nil {
 		panic(err)
 	}
diff --git a/internal/pkg/core/device_handler.go b/internal/pkg/core/device_handler.go
index 91c9ced..fe30de5 100644
--- a/internal/pkg/core/device_handler.go
+++ b/internal/pkg/core/device_handler.go
@@ -169,18 +169,18 @@
 func (dh *DeviceHandler) start(ctx context.Context) {
 	dh.lockDevice.Lock()
 	defer dh.lockDevice.Unlock()
-	logger.Debugw("starting-device-agent", log.Fields{"device": dh.device})
+	logger.Debugw(ctx, "starting-device-agent", log.Fields{"device": dh.device})
 	// Add the initial device to the local model
-	logger.Debug("device-agent-started")
+	logger.Debug(ctx, "device-agent-started")
 }
 
 // stop stops the device dh.  Not much to do for now
 func (dh *DeviceHandler) stop(ctx context.Context) {
 	dh.lockDevice.Lock()
 	defer dh.lockDevice.Unlock()
-	logger.Debug("stopping-device-agent")
+	logger.Debug(ctx, "stopping-device-agent")
 	dh.exitChannel <- 1
-	logger.Debug("device-agent-stopped")
+	logger.Debug(ctx, "device-agent-stopped")
 }
 
 func macifyIP(ip net.IP) string {
@@ -194,24 +194,24 @@
 	return ""
 }
 
-func generateMacFromHost(host string) (string, error) {
+func generateMacFromHost(ctx context.Context, host string) (string, error) {
 	var genmac string
 	var addr net.IP
 	var ips []string
 	var err error
 
-	logger.Debugw("generating-mac-from-host", log.Fields{"host": host})
+	logger.Debugw(ctx, "generating-mac-from-host", log.Fields{"host": host})
 
 	if addr = net.ParseIP(host); addr == nil {
-		logger.Debugw("looking-up-hostname", log.Fields{"host": host})
+		logger.Debugw(ctx, "looking-up-hostname", log.Fields{"host": host})
 
 		if ips, err = net.LookupHost(host); err == nil {
-			logger.Debugw("dns-result-ips", log.Fields{"ips": ips})
+			logger.Debugw(ctx, "dns-result-ips", log.Fields{"ips": ips})
 			if addr = net.ParseIP(ips[0]); addr == nil {
 				return "", olterrors.NewErrInvalidValue(log.Fields{"ip": ips[0]}, nil)
 			}
 			genmac = macifyIP(addr)
-			logger.Debugw("using-ip-as-mac",
+			logger.Debugw(ctx, "using-ip-as-mac",
 				log.Fields{"host": ips[0],
 					"mac": genmac})
 			return genmac, nil
@@ -220,7 +220,7 @@
 	}
 
 	genmac = macifyIP(addr)
-	logger.Debugw("using-ip-as-mac",
+	logger.Debugw(ctx, "using-ip-as-mac",
 		log.Fields{"host": host,
 			"mac": genmac})
 	return genmac, nil
@@ -253,7 +253,7 @@
 	return "", olterrors.NewErrInvalidValue(log.Fields{"port-type": portType}, nil)
 }
 
-func (dh *DeviceHandler) addPort(intfID uint32, portType voltha.Port_PortType, state string) error {
+func (dh *DeviceHandler) addPort(ctx context.Context, intfID uint32, portType voltha.Port_PortType, state string) error {
 	var operStatus common.OperStatus_Types
 	if state == "up" {
 		operStatus = voltha.OperStatus_ACTIVE
@@ -276,7 +276,7 @@
 	if device.Ports != nil {
 		for _, dPort := range device.Ports {
 			if dPort.Type == portType && dPort.PortNo == portNum {
-				logger.Debug("port-already-exists-updating-oper-status-of-port")
+				logger.Debug(ctx, "port-already-exists-updating-oper-status-of-port")
 				if err := dh.coreProxy.PortStateUpdate(context.TODO(), dh.device.Id, portType, portNum, operStatus); err != nil {
 					return olterrors.NewErrAdapter("failed-to-update-port-state", log.Fields{
 						"device-id":   dh.device.Id,
@@ -307,23 +307,23 @@
 			MaxSpeed:   uint32(of.OfpPortFeatures_OFPPF_1GB_FD),
 		},
 	}
-	logger.Debugw("sending-port-update-to-core", log.Fields{"port": port})
+	logger.Debugw(ctx, "sending-port-update-to-core", log.Fields{"port": port})
 	// Synchronous call to update device - this method is run in its own go routine
 	if err := dh.coreProxy.PortCreated(context.TODO(), dh.device.Id, port); err != nil {
 		return olterrors.NewErrAdapter("error-creating-port", log.Fields{
 			"device-id": dh.device.Id,
 			"port-type": portType}, err)
 	}
-	go dh.updateLocalDevice()
+	go dh.updateLocalDevice(ctx)
 	return nil
 }
 
-func (dh *DeviceHandler) updateLocalDevice() error {
+func (dh *DeviceHandler) updateLocalDevice(ctx context.Context) error {
 	dh.lockDevice.Lock()
 	defer dh.lockDevice.Unlock()
 	device, err := dh.coreProxy.GetDevice(context.TODO(), dh.device.Id, dh.device.Id)
 	if err != nil || device == nil {
-		logger.Errorf("device", log.Fields{"device-id": dh.device.Id}, err)
+		logger.Errorf(ctx, "device", log.Fields{"device-id": dh.device.Id}, err)
 		return olterrors.NewErrNotFound("device", log.Fields{"device-id": dh.device.Id}, err)
 	}
 	dh.device = device
@@ -333,7 +333,7 @@
 // nolint: gocyclo
 // readIndications to read the indications from the OLT device
 func (dh *DeviceHandler) readIndications(ctx context.Context) error {
-	defer logger.Debugw("indications-ended", log.Fields{"device-id": dh.device.Id})
+	defer logger.Debugw(ctx, "indications-ended", log.Fields{"device-id": dh.device.Id})
 	defer func() {
 		dh.lockDevice.Lock()
 		dh.isReadIndicationRoutineActive = false
@@ -366,12 +366,12 @@
 	for {
 		select {
 		case <-dh.stopIndications:
-			logger.Debugw("stopping-collecting-indications-for-olt", log.Fields{"deviceID:": dh.device.Id})
+			logger.Debugw(ctx, "stopping-collecting-indications-for-olt", log.Fields{"deviceID:": dh.device.Id})
 			break Loop
 		default:
 			indication, err := indications.Recv()
 			if err == io.EOF {
-				logger.Infow("eof-for-indications",
+				logger.Infow(ctx, "eof-for-indications",
 					log.Fields{"err": err,
 						"device-id": dh.device.Id})
 				// Use an exponential back off to prevent getting into a tight loop
@@ -379,7 +379,7 @@
 				if duration == backoff.Stop {
 					// If we reach a maximum then warn and reset the backoff
 					// timer and keep attempting.
-					logger.Warnw("maximum-indication-backoff-reached--resetting-backoff-timer",
+					logger.Warnw(ctx, "maximum-indication-backoff-reached--resetting-backoff-timer",
 						log.Fields{"max-indication-backoff": indicationBackoff.MaxElapsedTime,
 							"device-id": dh.device.Id})
 					indicationBackoff.Reset()
@@ -390,7 +390,7 @@
 				backoff := time.NewTimer(indicationBackoff.NextBackOff())
 				select {
 				case <-dh.stopIndications:
-					logger.Debugw("stopping-collecting-indications-for-olt", log.Fields{"deviceID:": dh.device.Id})
+					logger.Debugw(ctx, "stopping-collecting-indications-for-olt", log.Fields{"deviceID:": dh.device.Id})
 					if !backoff.Stop() {
 						<-backoff.C
 					}
@@ -404,18 +404,18 @@
 				continue
 			}
 			if err != nil {
-				logger.Errorw("read-indication-error",
+				logger.Errorw(ctx, "read-indication-error",
 					log.Fields{"err": err,
 						"device-id": dh.device.Id})
 				if device.AdminState == voltha.AdminState_DELETED {
-					logger.Debug("device-deleted--stopping-the-read-indication-thread")
+					logger.Debug(ctx, "device-deleted--stopping-the-read-indication-thread")
 					break Loop
 				}
 				// Close the stream, and re-initialize it
 				if err = indications.CloseSend(); err != nil {
 					// Ok to ignore here, because we landed here due to a problem on the stream
 					// In all probability, the closeSend call may fail
-					logger.Debugw("error-closing-send stream--error-ignored",
+					logger.Debugw(ctx, "error-closing-send stream--error-ignored",
 						log.Fields{"err": err,
 							"device-id": dh.device.Id})
 				}
@@ -429,7 +429,7 @@
 			indicationBackoff.Reset()
 			// When OLT is admin down, ignore all indications.
 			if device.AdminState == voltha.AdminState_DISABLED && !isIndicationAllowedDuringOltAdminDown(indication) {
-				logger.Debugw("olt-is-admin-down, ignore indication",
+				logger.Debugw(ctx, "olt-is-admin-down, ignore indication",
 					log.Fields{"indication": indication,
 						"device-id": dh.device.Id})
 				continue
@@ -475,7 +475,7 @@
 		dh.transitionMap.Handle(ctx, DeviceDownInd)
 	}
 	// Send or clear Alarm
-	if err := dh.eventMgr.oltUpDownIndication(oltIndication, dh.device.Id, raisedTs); err != nil {
+	if err := dh.eventMgr.oltUpDownIndication(ctx, oltIndication, dh.device.Id, raisedTs); err != nil {
 		return olterrors.NewErrAdapter("failed-indication", log.Fields{
 			"device_id":  dh.device.Id,
 			"indication": oltIndication,
@@ -495,16 +495,16 @@
 	case *oop.Indication_IntfInd:
 		intfInd := indication.GetIntfInd()
 		go func() {
-			if err := dh.addPort(intfInd.GetIntfId(), voltha.Port_PON_OLT, intfInd.GetOperState()); err != nil {
+			if err := dh.addPort(ctx, intfInd.GetIntfId(), voltha.Port_PON_OLT, intfInd.GetOperState()); err != nil {
 				olterrors.NewErrAdapter("handle-indication-error", log.Fields{"type": "interface", "device-id": dh.device.Id}, err).Log()
 			}
 		}()
-		logger.Infow("received-interface-indication", log.Fields{"InterfaceInd": intfInd, "device-id": dh.device.Id})
+		logger.Infow(ctx, "received-interface-indication", log.Fields{"InterfaceInd": intfInd, "device-id": dh.device.Id})
 	case *oop.Indication_IntfOperInd:
 		intfOperInd := indication.GetIntfOperInd()
 		if intfOperInd.GetType() == "nni" {
 			go func() {
-				if err := dh.addPort(intfOperInd.GetIntfId(), voltha.Port_ETHERNET_NNI, intfOperInd.GetOperState()); err != nil {
+				if err := dh.addPort(ctx, intfOperInd.GetIntfId(), voltha.Port_ETHERNET_NNI, intfOperInd.GetOperState()); err != nil {
 					olterrors.NewErrAdapter("handle-indication-error", log.Fields{"type": "interface-oper-nni", "device-id": dh.device.Id}, err).Log()
 				}
 			}()
@@ -513,18 +513,18 @@
 			// TODO: Check what needs to be handled here for When PON PORT down, ONU will be down
 			// Handle pon port update
 			go func() {
-				if err := dh.addPort(intfOperInd.GetIntfId(), voltha.Port_PON_OLT, intfOperInd.GetOperState()); err != nil {
+				if err := dh.addPort(ctx, intfOperInd.GetIntfId(), voltha.Port_PON_OLT, intfOperInd.GetOperState()); err != nil {
 					olterrors.NewErrAdapter("handle-indication-error", log.Fields{"type": "interface-oper-pon", "device-id": dh.device.Id}, err).Log()
 				}
 			}()
-			go dh.eventMgr.oltIntfOperIndication(indication.GetIntfOperInd(), dh.device.Id, raisedTs)
+			go dh.eventMgr.oltIntfOperIndication(ctx, indication.GetIntfOperInd(), dh.device.Id, raisedTs)
 		}
-		logger.Infow("received-interface-oper-indication",
+		logger.Infow(ctx, "received-interface-oper-indication",
 			log.Fields{"interfaceOperInd": intfOperInd,
 				"device-id": dh.device.Id})
 	case *oop.Indication_OnuDiscInd:
 		onuDiscInd := indication.GetOnuDiscInd()
-		logger.Infow("received-onu-discovery-indication", log.Fields{"OnuDiscInd": onuDiscInd, "device-id": dh.device.Id})
+		logger.Infow(ctx, "received-onu-discovery-indication", log.Fields{"OnuDiscInd": onuDiscInd, "device-id": dh.device.Id})
 		sn := dh.stringifySerialNumber(onuDiscInd.SerialNumber)
 		go func() {
 			if err := dh.onuDiscIndication(ctx, onuDiscInd, sn); err != nil {
@@ -533,23 +533,23 @@
 		}()
 	case *oop.Indication_OnuInd:
 		onuInd := indication.GetOnuInd()
-		logger.Infow("received-onu-indication", log.Fields{"OnuInd": onuInd, "device-id": dh.device.Id})
+		logger.Infow(ctx, "received-onu-indication", log.Fields{"OnuInd": onuInd, "device-id": dh.device.Id})
 		go func() {
-			if err := dh.onuIndication(onuInd); err != nil {
+			if err := dh.onuIndication(ctx, onuInd); err != nil {
 				olterrors.NewErrAdapter("handle-indication-error", log.Fields{"type": "onu", "device-id": dh.device.Id}, err).Log()
 			}
 		}()
 	case *oop.Indication_OmciInd:
 		omciInd := indication.GetOmciInd()
-		logger.Debugw("received-omci-indication", log.Fields{"intf-id": omciInd.IntfId, "onu-id": omciInd.OnuId, "device-id": dh.device.Id})
+		logger.Debugw(ctx, "received-omci-indication", log.Fields{"intf-id": omciInd.IntfId, "onu-id": omciInd.OnuId, "device-id": dh.device.Id})
 		go func() {
-			if err := dh.omciIndication(omciInd); err != nil {
+			if err := dh.omciIndication(ctx, omciInd); err != nil {
 				olterrors.NewErrAdapter("handle-indication-error", log.Fields{"type": "omci", "device-id": dh.device.Id}, err).Log()
 			}
 		}()
 	case *oop.Indication_PktInd:
 		pktInd := indication.GetPktInd()
-		logger.Debugw("received-packet-indication", log.Fields{
+		logger.Debugw(ctx, "received-packet-indication", log.Fields{
 			"intf-type":   pktInd.IntfId,
 			"intf-id":     pktInd.IntfId,
 			"gem-port-id": pktInd.GemportId,
@@ -558,7 +558,7 @@
 		})
 
 		if logger.V(log.DebugLevel) {
-			logger.Debugw("received-packet-indication-packet", log.Fields{
+			logger.Debugw(ctx, "received-packet-indication-packet", log.Fields{
 				"intf-type":   pktInd.IntfId,
 				"intf-id":     pktInd.IntfId,
 				"gem-port-id": pktInd.GemportId,
@@ -575,21 +575,21 @@
 		}()
 	case *oop.Indication_PortStats:
 		portStats := indication.GetPortStats()
-		go dh.portStats.PortStatisticsIndication(portStats, dh.resourceMgr.DevInfo.GetPonPorts())
+		go dh.portStats.PortStatisticsIndication(ctx, portStats, dh.resourceMgr.DevInfo.GetPonPorts())
 	case *oop.Indication_FlowStats:
 		flowStats := indication.GetFlowStats()
-		logger.Infow("received-flow-stats", log.Fields{"FlowStats": flowStats, "device-id": dh.device.Id})
+		logger.Infow(ctx, "received-flow-stats", log.Fields{"FlowStats": flowStats, "device-id": dh.device.Id})
 	case *oop.Indication_AlarmInd:
 		alarmInd := indication.GetAlarmInd()
-		logger.Infow("received-alarm-indication", log.Fields{"AlarmInd": alarmInd, "device-id": dh.device.Id})
-		go dh.eventMgr.ProcessEvents(alarmInd, dh.device.Id, raisedTs)
+		logger.Infow(ctx, "received-alarm-indication", log.Fields{"AlarmInd": alarmInd, "device-id": dh.device.Id})
+		go dh.eventMgr.ProcessEvents(ctx, alarmInd, dh.device.Id, raisedTs)
 	}
 }
 
 // doStateUp handle the olt up indication and update to voltha core
 func (dh *DeviceHandler) doStateUp(ctx context.Context) error {
 	//starting the stat collector
-	go startCollector(dh)
+	go startCollector(ctx, dh)
 
 	// Synchronous call to update device state - this method is run in its own go routine
 	if err := dh.coreProxy.DeviceStateUpdate(ctx, dh.device.Id, voltha.ConnectStatus_REACHABLE,
@@ -603,7 +603,7 @@
 func (dh *DeviceHandler) doStateDown(ctx context.Context) error {
 	dh.lockDevice.Lock()
 	defer dh.lockDevice.Unlock()
-	logger.Debugw("do-state-down-start", log.Fields{"device-id": dh.device.Id})
+	logger.Debugw(ctx, "do-state-down-start", log.Fields{"device-id": dh.device.Id})
 
 	device, err := dh.coreProxy.GetDevice(ctx, dh.device.Id, dh.device.Id)
 	if err != nil || device == nil {
@@ -645,7 +645,7 @@
 	/* Discovered ONUs entries need to be cleared , since after OLT
 	   is up, it starts sending discovery indications again*/
 	dh.discOnus = sync.Map{}
-	logger.Debugw("do-state-down-end", log.Fields{"device-id": device.Id})
+	logger.Debugw(ctx, "do-state-down-end", log.Fields{"device-id": device.Id})
 	return nil
 }
 
@@ -670,7 +670,7 @@
 // doStateConnected get the device info and update to voltha core
 func (dh *DeviceHandler) doStateConnected(ctx context.Context) error {
 	var err error
-	logger.Debugw("olt-device-connected", log.Fields{"device-id": dh.device.Id})
+	logger.Debugw(ctx, "olt-device-connected", log.Fields{"device-id": dh.device.Id})
 
 	// Case where OLT is disabled and then rebooted.
 	device, err := dh.coreProxy.GetDevice(ctx, dh.device.Id, dh.device.Id)
@@ -679,7 +679,7 @@
 		return olterrors.NewErrAdapter("device-fetch-failed", log.Fields{"device-id": dh.device.Id}, err).LogAt(log.ErrorLevel)
 	}
 	if device.AdminState == voltha.AdminState_DISABLED {
-		logger.Debugln("do-state-connected--device-admin-state-down")
+		logger.Debugln(ctx, "do-state-connected--device-admin-state-down")
 
 		cloned := proto.Clone(device).(*voltha.Device)
 		cloned.ConnectStatus = voltha.ConnectStatus_REACHABLE
@@ -716,8 +716,8 @@
 		/*TODO: needs to handle error scenarios */
 		return olterrors.NewErrAdapter("fetch-device-failed", log.Fields{"device-id": dh.device.Id}, err)
 	}
-	dh.populateActivePorts(device)
-	if err := dh.disableAdminDownPorts(device); err != nil {
+	dh.populateActivePorts(ctx, device)
+	if err := dh.disableAdminDownPorts(ctx, device); err != nil {
 		return olterrors.NewErrAdapter("port-status-update-failed", log.Fields{"device": device}, err)
 	}
 
@@ -731,16 +731,16 @@
 			olterrors.NewErrAdapter("read-indications-failure", log.Fields{"device-id": dh.device.Id}, err).Log()
 		}
 	}()
-	go dh.updateLocalDevice()
+	go dh.updateLocalDevice(ctx)
 
 	if device.PmConfigs != nil {
-		dh.UpdatePmConfig(device.PmConfigs)
+		dh.UpdatePmConfig(ctx, device.PmConfigs)
 	}
 	return nil
 }
 
 func (dh *DeviceHandler) initializeDeviceHandlerModules(ctx context.Context) error {
-	deviceInfo, err := dh.populateDeviceInfo()
+	deviceInfo, err := dh.populateDeviceInfo(ctx)
 
 	if err != nil {
 		return olterrors.NewErrAdapter("populate-device-info-failed", log.Fields{"device-id": dh.device.Id}, err)
@@ -760,13 +760,13 @@
 	dh.eventMgr = NewEventMgr(dh.EventProxy, dh)
 
 	// Stats config for new device
-	dh.portStats = NewOpenOltStatsMgr(dh)
+	dh.portStats = NewOpenOltStatsMgr(ctx, dh)
 
 	return nil
 
 }
 
-func (dh *DeviceHandler) populateDeviceInfo() (*oop.DeviceInfo, error) {
+func (dh *DeviceHandler) populateDeviceInfo(ctx context.Context) (*oop.DeviceInfo, error) {
 	var err error
 	var deviceInfo *oop.DeviceInfo
 
@@ -779,7 +779,7 @@
 		return nil, olterrors.NewErrInvalidValue(log.Fields{"device": nil}, nil)
 	}
 
-	logger.Debugw("fetched-device-info", log.Fields{"deviceInfo": deviceInfo, "device-id": dh.device.Id})
+	logger.Debugw(ctx, "fetched-device-info", log.Fields{"deviceInfo": deviceInfo, "device-id": dh.device.Id})
 	dh.device.Root = true
 	dh.device.Vendor = deviceInfo.Vendor
 	dh.device.Model = deviceInfo.Model
@@ -788,13 +788,13 @@
 	dh.device.FirmwareVersion = deviceInfo.FirmwareVersion
 
 	if deviceInfo.DeviceId == "" {
-		logger.Warnw("no-device-id-provided-using-host", log.Fields{"hostport": dh.device.GetHostAndPort()})
+		logger.Warnw(ctx, "no-device-id-provided-using-host", log.Fields{"hostport": dh.device.GetHostAndPort()})
 		host := strings.Split(dh.device.GetHostAndPort(), ":")[0]
-		genmac, err := generateMacFromHost(host)
+		genmac, err := generateMacFromHost(ctx, host)
 		if err != nil {
 			return nil, olterrors.NewErrAdapter("failed-to-generate-mac-host", log.Fields{"host": host}, err)
 		}
-		logger.Debugw("using-host-for-mac-address", log.Fields{"host": host, "mac": genmac})
+		logger.Debugw(ctx, "using-host-for-mac-address", log.Fields{"host": host, "mac": genmac})
 		dh.device.MacAddress = genmac
 	} else {
 		dh.device.MacAddress = deviceInfo.DeviceId
@@ -808,12 +808,12 @@
 	return deviceInfo, nil
 }
 
-func startCollector(dh *DeviceHandler) {
-	logger.Debugf("starting-collector")
+func startCollector(ctx context.Context, dh *DeviceHandler) {
+	logger.Debugf(ctx, "starting-collector")
 	for {
 		select {
 		case <-dh.stopCollector:
-			logger.Debugw("stopping-collector-for-olt", log.Fields{"deviceID:": dh.device.Id})
+			logger.Debugw(ctx, "stopping-collector-for-olt", log.Fields{"deviceID:": dh.device.Id})
 			return
 		case <-time.After(time.Duration(dh.metrics.ToPmConfigs().DefaultFreq) * time.Second):
 
@@ -824,19 +824,19 @@
 				if port.Type == voltha.Port_ETHERNET_NNI {
 					intfID := PortNoToIntfID(port.PortNo, voltha.Port_ETHERNET_NNI)
 					cmnni := dh.portStats.collectNNIMetrics(intfID)
-					logger.Debugw("collect-nni-metrics", log.Fields{"metrics": cmnni})
-					go dh.portStats.publishMetrics(cmnni, port, dh.device.Id, dh.device.Type)
-					logger.Debugw("publish-nni-metrics", log.Fields{"nni-port": port.Label})
+					logger.Debugw(ctx, "collect-nni-metrics", log.Fields{"metrics": cmnni})
+					go dh.portStats.publishMetrics(ctx, cmnni, port, dh.device.Id, dh.device.Type)
+					logger.Debugw(ctx, "publish-nni-metrics", log.Fields{"nni-port": port.Label})
 				}
 				// PON Stats
 				if port.Type == voltha.Port_PON_OLT {
 					intfID := PortNoToIntfID(port.PortNo, voltha.Port_PON_OLT)
 					if val, ok := dh.activePorts.Load(intfID); ok && val == true {
 						cmpon := dh.portStats.collectPONMetrics(intfID)
-						logger.Debugw("collect-pon-metrics", log.Fields{"metrics": cmpon})
-						go dh.portStats.publishMetrics(cmpon, port, dh.device.Id, dh.device.Type)
+						logger.Debugw(ctx, "collect-pon-metrics", log.Fields{"metrics": cmpon})
+						go dh.portStats.publishMetrics(ctx, cmpon, port, dh.device.Id, dh.device.Type)
 					}
-					logger.Debugw("publish-pon-metrics", log.Fields{"pon-port": port.Label})
+					logger.Debugw(ctx, "publish-pon-metrics", log.Fields{"pon-port": port.Label})
 				}
 			}
 		}
@@ -846,7 +846,7 @@
 //AdoptDevice adopts the OLT device
 func (dh *DeviceHandler) AdoptDevice(ctx context.Context, device *voltha.Device) {
 	dh.transitionMap = NewTransitionMap(dh)
-	logger.Infow("adopt-device", log.Fields{"device-id": device.Id, "Address": device.GetHostAndPort()})
+	logger.Infow(ctx, "adopt-device", log.Fields{"device-id": device.Id, "Address": device.GetHostAndPort()})
 	dh.transitionMap.Handle(ctx, DeviceInit)
 
 	// Now, set the initial PM configuration for that device
@@ -877,15 +877,15 @@
 	}, nil
 }
 
-func (dh *DeviceHandler) omciIndication(omciInd *oop.OmciIndication) error {
-	logger.Debugw("omci-indication", log.Fields{"intf-id": omciInd.IntfId, "onu-id": omciInd.OnuId, "device-id": dh.device.Id})
+func (dh *DeviceHandler) omciIndication(ctx context.Context, omciInd *oop.OmciIndication) error {
+	logger.Debugw(ctx, "omci-indication", log.Fields{"intf-id": omciInd.IntfId, "onu-id": omciInd.OnuId, "device-id": dh.device.Id})
 	var deviceType string
 	var deviceID string
 	var proxyDeviceID string
 
 	transid := extractOmciTransactionID(omciInd.Pkt)
 	if logger.V(log.DebugLevel) {
-		logger.Debugw("recv-omci-msg", log.Fields{"intf-id": omciInd.IntfId, "onu-id": omciInd.OnuId, "device-id": dh.device.Id,
+		logger.Debugw(ctx, "recv-omci-msg", log.Fields{"intf-id": omciInd.IntfId, "onu-id": omciInd.OnuId, "device-id": dh.device.Id,
 			"omci-transaction-id": transid, "omci-msg": hex.EncodeToString(omciInd.Pkt)})
 	}
 
@@ -893,7 +893,7 @@
 
 	if onuInCache, ok := dh.onus.Load(onuKey); !ok {
 
-		logger.Debugw("omci-indication-for-a-device-not-in-cache.", log.Fields{"intf-id": omciInd.IntfId, "onu-id": omciInd.OnuId, "device-id": dh.device.Id})
+		logger.Debugw(ctx, "omci-indication-for-a-device-not-in-cache.", log.Fields{"intf-id": omciInd.IntfId, "onu-id": omciInd.OnuId, "device-id": dh.device.Id})
 		ponPort := IntfIDToPortNo(omciInd.GetIntfId(), voltha.Port_PON_OLT)
 		kwargs := make(map[string]interface{})
 		kwargs["onu_id"] = omciInd.OnuId
@@ -912,7 +912,7 @@
 		dh.onus.Store(onuKey, NewOnuDevice(deviceID, deviceType, onuDevice.SerialNumber, omciInd.OnuId, omciInd.IntfId, proxyDeviceID, false))
 	} else {
 		//found in cache
-		logger.Debugw("omci-indication-for-a-device-in-cache.", log.Fields{"intf-id": omciInd.IntfId, "onu-id": omciInd.OnuId, "device-id": dh.device.Id})
+		logger.Debugw(ctx, "omci-indication-for-a-device-in-cache.", log.Fields{"intf-id": omciInd.IntfId, "onu-id": omciInd.OnuId, "device-id": dh.device.Id})
 		deviceType = onuInCache.(*OnuDevice).deviceType
 		deviceID = onuInCache.(*OnuDevice).deviceID
 		proxyDeviceID = onuInCache.(*OnuDevice).proxyDeviceID
@@ -934,8 +934,8 @@
 //ProcessInterAdapterMessage sends the proxied messages to the target device
 // If the proxy address is not found in the unmarshalled message, it first fetches the onu device for which the message
 // is meant, and then send the unmarshalled omci message to this onu
-func (dh *DeviceHandler) ProcessInterAdapterMessage(msg *ic.InterAdapterMessage) error {
-	logger.Debugw("process-inter-adapter-message", log.Fields{"msgID": msg.Header.Id})
+func (dh *DeviceHandler) ProcessInterAdapterMessage(ctx context.Context, msg *ic.InterAdapterMessage) error {
+	logger.Debugw(ctx, "process-inter-adapter-message", log.Fields{"msgID": msg.Header.Id})
 	if msg.Header.Type == ic.InterAdapterMessageType_OMCI_REQUEST {
 		msgID := msg.Header.Id
 		fromTopic := msg.Header.FromTopic
@@ -943,7 +943,7 @@
 		toDeviceID := msg.Header.ToDeviceId
 		proxyDeviceID := msg.Header.ProxyDeviceId
 
-		logger.Debugw("omci-request-message-header", log.Fields{"msgID": msgID, "fromTopic": fromTopic, "toTopic": toTopic, "toDeviceID": toDeviceID, "proxyDeviceID": proxyDeviceID})
+		logger.Debugw(ctx, "omci-request-message-header", log.Fields{"msgID": msgID, "fromTopic": fromTopic, "toTopic": toTopic, "toDeviceID": toDeviceID, "proxyDeviceID": proxyDeviceID})
 
 		msgBody := msg.GetBody()
 
@@ -959,15 +959,15 @@
 					"device-id":     dh.device.Id,
 					"onu-device-id": toDeviceID}, err)
 			}
-			logger.Debugw("device-retrieved-from-core", log.Fields{"msgID": msgID, "fromTopic": fromTopic, "toTopic": toTopic, "toDeviceID": toDeviceID, "proxyDeviceID": proxyDeviceID})
-			if err := dh.sendProxiedMessage(onuDevice, omciMsg); err != nil {
+			logger.Debugw(ctx, "device-retrieved-from-core", log.Fields{"msgID": msgID, "fromTopic": fromTopic, "toTopic": toTopic, "toDeviceID": toDeviceID, "proxyDeviceID": proxyDeviceID})
+			if err := dh.sendProxiedMessage(ctx, onuDevice, omciMsg); err != nil {
 				return olterrors.NewErrCommunication("send-failed", log.Fields{
 					"device-id":     dh.device.Id,
 					"onu-device-id": toDeviceID}, err)
 			}
 		} else {
-			logger.Debugw("proxy-address-found-in-omci-message", log.Fields{"msgID": msgID, "fromTopic": fromTopic, "toTopic": toTopic, "toDeviceID": toDeviceID, "proxyDeviceID": proxyDeviceID})
-			if err := dh.sendProxiedMessage(nil, omciMsg); err != nil {
+			logger.Debugw(ctx, "proxy-address-found-in-omci-message", log.Fields{"msgID": msgID, "fromTopic": fromTopic, "toTopic": toTopic, "toDeviceID": toDeviceID, "proxyDeviceID": proxyDeviceID})
+			if err := dh.sendProxiedMessage(ctx, nil, omciMsg); err != nil {
 				return olterrors.NewErrCommunication("send-failed", log.Fields{
 					"device-id":     dh.device.Id,
 					"onu-device-id": toDeviceID}, err)
@@ -980,7 +980,7 @@
 	return nil
 }
 
-func (dh *DeviceHandler) sendProxiedMessage(onuDevice *voltha.Device, omciMsg *ic.InterAdapterOmciMessage) error {
+func (dh *DeviceHandler) sendProxiedMessage(ctx context.Context, onuDevice *voltha.Device, omciMsg *ic.InterAdapterOmciMessage) error {
 	var intfID uint32
 	var onuID uint32
 	var connectStatus common.ConnectStatus_Types
@@ -994,7 +994,7 @@
 		connectStatus = omciMsg.GetConnectStatus()
 	}
 	if connectStatus != voltha.ConnectStatus_REACHABLE {
-		logger.Debugw("onu-not-reachable--cannot-send-omci", log.Fields{"intf-id": intfID, "onu-id": onuID})
+		logger.Debugw(ctx, "onu-not-reachable--cannot-send-omci", log.Fields{"intf-id": intfID, "onu-id": onuID})
 
 		return olterrors.NewErrCommunication("unreachable", log.Fields{
 			"intf-id": intfID,
@@ -1011,7 +1011,7 @@
 	// TODO: Below logging illustrates the "stringify" of the omci Pkt.
 	//  once above is fixed this log line can change to just use hex.EncodeToString(omciMessage.Pkt)
 	transid := extractOmciTransactionID(omciMsg.Message)
-	logger.Debugw("sent-omci-msg", log.Fields{"intf-id": intfID, "onu-id": onuID,
+	logger.Debugw(ctx, "sent-omci-msg", log.Fields{"intf-id": intfID, "onu-id": onuID,
 		"omciTransactionID": transid, "omciMsg": string(omciMessage.Pkt)})
 
 	_, err := dh.Client.OmciMsgOut(context.Background(), omciMessage)
@@ -1025,7 +1025,7 @@
 }
 
 func (dh *DeviceHandler) activateONU(ctx context.Context, intfID uint32, onuID int64, serialNum *oop.SerialNumber, serialNumber string) error {
-	logger.Debugw("activate-onu", log.Fields{"intf-id": intfID, "onu-id": onuID, "serialNum": serialNum, "serialNumber": serialNumber, "device-id": dh.device.Id})
+	logger.Debugw(ctx, "activate-onu", log.Fields{"intf-id": intfID, "onu-id": onuID, "serialNum": serialNum, "serialNumber": serialNumber, "device-id": dh.device.Id})
 	if err := dh.flowMgr.UpdateOnuInfo(ctx, intfID, uint32(onuID), serialNumber); err != nil {
 		return olterrors.NewErrAdapter("onu-activate-failed", log.Fields{"onu": onuID, "intf-id": intfID}, err)
 	}
@@ -1035,12 +1035,13 @@
 	if _, err := dh.Client.ActivateOnu(ctx, &Onu); err != nil {
 		st, _ := status.FromError(err)
 		if st.Code() == codes.AlreadyExists {
-			logger.Debugw("onu-activation-in-progress", log.Fields{"SerialNumber": serialNumber, "onu-id": onuID, "device-id": dh.device.Id})
+			logger.Debugw(ctx, "onu-activation-in-progress", log.Fields{"SerialNumber": serialNumber, "onu-id": onuID, "device-id": dh.device.Id})
+
 		} else {
 			return olterrors.NewErrAdapter("onu-activate-failed", log.Fields{"onu": Onu, "device-id": dh.device.Id}, err)
 		}
 	} else {
-		logger.Infow("activated-onu", log.Fields{"SerialNumber": serialNumber, "device-id": dh.device.Id})
+		logger.Infow(ctx, "activated-onu", log.Fields{"SerialNumber": serialNumber, "device-id": dh.device.Id})
 	}
 	return nil
 }
@@ -1050,7 +1051,7 @@
 	channelID := onuDiscInd.GetIntfId()
 	parentPortNo := IntfIDToPortNo(onuDiscInd.GetIntfId(), voltha.Port_PON_OLT)
 
-	logger.Infow("new-discovery-indication", log.Fields{"sn": sn})
+	logger.Infow(ctx, "new-discovery-indication", log.Fields{"sn": sn})
 
 	kwargs := make(map[string]interface{})
 	if sn != "" {
@@ -1070,7 +1071,7 @@
 		dh.onus.Range(func(Onukey interface{}, onuInCache interface{}) bool {
 			if onuInCache.(*OnuDevice).serialNumber == sn && onuInCache.(*OnuDevice).losRaised {
 				if onuDiscInd.GetIntfId() != onuInCache.(*OnuDevice).intfID {
-					logger.Warnw("onu-is-on-a-different-intf-id-now", log.Fields{
+					logger.Warnw(ctx, "onu-is-on-a-different-intf-id-now", log.Fields{
 						"previousIntfId": onuInCache.(*OnuDevice).intfID,
 						"currentIntfId":  onuDiscInd.GetIntfId()})
 					// TODO:: Should we need to ignore raising OnuLosClear event
@@ -1079,12 +1080,12 @@
 				alarmInd.IntfId = onuInCache.(*OnuDevice).intfID
 				alarmInd.OnuId = onuInCache.(*OnuDevice).onuID
 				alarmInd.LosStatus = statusCheckOff
-				go dh.eventMgr.onuAlarmIndication(&alarmInd, onuInCache.(*OnuDevice).deviceID, raisedTs)
+				go dh.eventMgr.onuAlarmIndication(ctx, &alarmInd, onuInCache.(*OnuDevice).deviceID, raisedTs)
 			}
 			return true
 		})
 
-		logger.Warnw("onu-sn-is-already-being-processed", log.Fields{"sn": sn})
+		logger.Warnw(ctx, "onu-sn-is-already-being-processed", log.Fields{"sn": sn})
 		return nil
 	}
 
@@ -1095,9 +1096,9 @@
 	onuDevice, err := dh.coreProxy.GetChildDevice(ctx, dh.device.Id, kwargs)
 
 	if err != nil {
-		logger.Debugw("core-proxy-get-child-device-failed", log.Fields{"parentDevice": dh.device.Id, "err": err, "sn": sn})
+		logger.Debugw(ctx, "core-proxy-get-child-device-failed", log.Fields{"parentDevice": dh.device.Id, "err": err, "sn": sn})
 		if e, ok := status.FromError(err); ok {
-			logger.Debugw("core-proxy-get-child-device-failed-with-code", log.Fields{"errCode": e.Code(), "sn": sn})
+			logger.Debugw(ctx, "core-proxy-get-child-device-failed-with-code", log.Fields{"errCode": e.Code(), "sn": sn})
 			switch e.Code() {
 			case codes.Internal:
 				// this probably means NOT FOUND, so just create a new device
@@ -1112,14 +1113,14 @@
 
 	if onuDevice == nil {
 		// NOTE this should happen a single time, and only if GetChildDevice returns NotFound
-		logger.Debugw("creating-new-onu", log.Fields{"sn": sn})
+		logger.Debugw(ctx, "creating-new-onu", log.Fields{"sn": sn})
 		// we need to create a new ChildDevice
 		ponintfid := onuDiscInd.GetIntfId()
 		dh.lockDevice.Lock()
 		onuID, err = dh.resourceMgr.GetONUID(ctx, ponintfid)
 		dh.lockDevice.Unlock()
 
-		logger.Infow("creating-new-onu-got-onu-id", log.Fields{"sn": sn, "onuId": onuID})
+		logger.Infow(ctx, "creating-new-onu-got-onu-id", log.Fields{"sn": sn, "onuId": onuID})
 
 		if err != nil {
 			// if we can't create an ID in resource manager,
@@ -1138,8 +1139,8 @@
 				"pon-intf-id":   ponintfid,
 				"serial-number": sn}, err)
 		}
-		dh.eventMgr.OnuDiscoveryIndication(onuDiscInd, dh.device.Id, onuDevice.Id, onuID, sn, time.Now().UnixNano())
-		logger.Infow("onu-child-device-added",
+		dh.eventMgr.OnuDiscoveryIndication(ctx, onuDiscInd, dh.device.Id, onuDevice.Id, onuID, sn, time.Now().UnixNano())
+		logger.Infow(ctx, "onu-child-device-added",
 			log.Fields{"onuDevice": onuDevice,
 				"sn":        sn,
 				"onu-id":    onuID,
@@ -1150,7 +1151,7 @@
 	onuID = onuDevice.ProxyAddress.OnuId
 	//Insert the ONU into cache to use in OnuIndication.
 	//TODO: Do we need to remove this from the cache on ONU change, or wait for overwritten on next discovery.
-	logger.Debugw("onu-discovery-indication-key-create",
+	logger.Debugw(ctx, "onu-discovery-indication-key-create",
 		log.Fields{"onu-id": onuID,
 			"intfId": onuDiscInd.GetIntfId(),
 			"sn":     sn})
@@ -1158,7 +1159,7 @@
 
 	onuDev := NewOnuDevice(onuDevice.Id, onuDevice.Type, onuDevice.SerialNumber, onuID, onuDiscInd.GetIntfId(), onuDevice.ProxyAddress.DeviceId, false)
 	dh.onus.Store(onuKey, onuDev)
-	logger.Debugw("new-onu-device-discovered",
+	logger.Debugw(ctx, "new-onu-device-discovered",
 		log.Fields{"onu": onuDev,
 			"sn": sn})
 
@@ -1167,7 +1168,7 @@
 			"device-id":     onuDevice.Id,
 			"serial-number": sn}, err)
 	}
-	logger.Infow("onu-discovered-reachable", log.Fields{"device-id": onuDevice.Id, "sn": sn})
+	logger.Infow(ctx, "onu-discovered-reachable", log.Fields{"device-id": onuDevice.Id, "sn": sn})
 	if err = dh.activateONU(ctx, onuDiscInd.IntfId, int64(onuID), onuDiscInd.SerialNumber, sn); err != nil {
 		return olterrors.NewErrAdapter("onu-activation-failed", log.Fields{
 			"device-id":     onuDevice.Id,
@@ -1176,7 +1177,7 @@
 	return nil
 }
 
-func (dh *DeviceHandler) onuIndication(onuInd *oop.OnuIndication) error {
+func (dh *DeviceHandler) onuIndication(ctx context.Context, onuInd *oop.OnuIndication) error {
 	serialNumber := dh.stringifySerialNumber(onuInd.SerialNumber)
 
 	kwargs := make(map[string]interface{})
@@ -1184,7 +1185,7 @@
 	var onuDevice *voltha.Device
 	var err error
 	foundInCache := false
-	logger.Debugw("onu-indication-key-create",
+	logger.Debugw(ctx, "onu-indication-key-create",
 		log.Fields{"onuId": onuInd.OnuId,
 			"intfId":    onuInd.GetIntfId(),
 			"device-id": dh.device.Id})
@@ -1217,13 +1218,13 @@
 	}
 
 	if onuDevice.ParentPortNo != ponPort {
-		logger.Warnw("onu-is-on-a-different-intf-id-now", log.Fields{
+		logger.Warnw(ctx, "onu-is-on-a-different-intf-id-now", log.Fields{
 			"previousIntfId": onuDevice.ParentPortNo,
 			"currentIntfId":  ponPort})
 	}
 
 	if onuDevice.ProxyAddress.OnuId != onuInd.OnuId {
-		logger.Warnw("onu-id-mismatch-possible-if-voltha-and-olt-rebooted", log.Fields{
+		logger.Warnw(ctx, "onu-id-mismatch-possible-if-voltha-and-olt-rebooted", log.Fields{
 			"expected-onu-id": onuDevice.ProxyAddress.OnuId,
 			"received-onu-id": onuInd.OnuId,
 			"device-id":       dh.device.Id})
@@ -1234,15 +1235,15 @@
 		dh.onus.Store(onuKey, NewOnuDevice(onuDevice.Id, onuDevice.Type, onuDevice.SerialNumber, onuInd.GetOnuId(), onuInd.GetIntfId(), onuDevice.ProxyAddress.DeviceId, false))
 
 	}
-	if err := dh.updateOnuStates(onuDevice, onuInd); err != nil {
+	if err := dh.updateOnuStates(ctx, onuDevice, onuInd); err != nil {
 		return olterrors.NewErrCommunication("state-update-failed", errFields, err)
 	}
 	return nil
 }
 
-func (dh *DeviceHandler) updateOnuStates(onuDevice *voltha.Device, onuInd *oop.OnuIndication) error {
-	ctx := context.TODO()
-	logger.Debugw("onu-indication-for-state", log.Fields{"onuIndication": onuInd, "device-id": onuDevice.Id, "operStatus": onuDevice.OperStatus, "adminStatus": onuDevice.AdminState})
+func (dh *DeviceHandler) updateOnuStates(ctx context.Context, onuDevice *voltha.Device, onuInd *oop.OnuIndication) error {
+	ctx = context.TODO()
+	logger.Debugw(ctx, "onu-indication-for-state", log.Fields{"onuIndication": onuInd, "device-id": onuDevice.Id, "operStatus": onuDevice.OperStatus, "adminStatus": onuDevice.AdminState})
 	if onuInd.AdminState == "down" || onuInd.OperState == "down" {
 		// The ONU has gone admin_state "down" or oper_state "down" - we expect the ONU to send discovery again
 		// The ONU admin_state is "up" while "oper_state" is down in cases where ONU activation fails. In this case
@@ -1250,14 +1251,14 @@
 		dh.discOnus.Delete(onuDevice.SerialNumber)
 		// Tests have shown that we sometimes get OperState as NOT down even if AdminState is down, forcing it
 		if onuInd.OperState != "down" {
-			logger.Warnw("onu-admin-state-down", log.Fields{"operState": onuInd.OperState})
+			logger.Warnw(ctx, "onu-admin-state-down", log.Fields{"operState": onuInd.OperState})
 			onuInd.OperState = "down"
 		}
 	}
 
 	switch onuInd.OperState {
 	case "down":
-		logger.Debugw("sending-interadapter-onu-indication", log.Fields{"onuIndication": onuInd, "device-id": onuDevice.Id, "operStatus": onuDevice.OperStatus, "adminStatus": onuDevice.AdminState})
+		logger.Debugw(ctx, "sending-interadapter-onu-indication", log.Fields{"onuIndication": onuInd, "device-id": onuDevice.Id, "operStatus": onuDevice.OperStatus, "adminStatus": onuDevice.AdminState})
 		// TODO NEW CORE do not hardcode adapter name. Handler needs Adapter reference
 		err := dh.AdapterProxy.SendInterAdapterMessage(ctx, onuInd, ic.InterAdapterMessageType_ONU_IND_REQUEST,
 			"openolt", onuDevice.Type, onuDevice.Id, onuDevice.ProxyAddress.DeviceId, "")
@@ -1269,7 +1270,7 @@
 				"device-id":     onuDevice.Id}, err)
 		}
 	case "up":
-		logger.Debugw("sending-interadapter-onu-indication", log.Fields{"onuIndication": onuInd, "device-id": onuDevice.Id, "operStatus": onuDevice.OperStatus, "adminStatus": onuDevice.AdminState})
+		logger.Debugw(ctx, "sending-interadapter-onu-indication", log.Fields{"onuIndication": onuInd, "device-id": onuDevice.Id, "operStatus": onuDevice.OperStatus, "adminStatus": onuDevice.AdminState})
 		// TODO NEW CORE do not hardcode adapter name. Handler needs Adapter reference
 		err := dh.AdapterProxy.SendInterAdapterMessage(ctx, onuInd, ic.InterAdapterMessageType_ONU_IND_REQUEST,
 			"openolt", onuDevice.Type, onuDevice.Id, onuDevice.ProxyAddress.DeviceId, "")
@@ -1321,8 +1322,8 @@
 }
 
 //GetChildDevice returns the child device for given parent port and onu id
-func (dh *DeviceHandler) GetChildDevice(parentPort, onuID uint32) (*voltha.Device, error) {
-	logger.Debugw("getchilddevice",
+func (dh *DeviceHandler) GetChildDevice(ctx context.Context, parentPort, onuID uint32) (*voltha.Device, error) {
+	logger.Debugw(ctx, "getchilddevice",
 		log.Fields{"pon-port": parentPort,
 			"onu-id":    onuID,
 			"device-id": dh.device.Id})
@@ -1335,16 +1336,16 @@
 			"intf-id": parentPort,
 			"onu-id":  onuID}, err)
 	}
-	logger.Debugw("successfully-received-child-device-from-core", log.Fields{"child-device-id": onuDevice.Id, "child-device-sn": onuDevice.SerialNumber})
+	logger.Debugw(ctx, "successfully-received-child-device-from-core", log.Fields{"child-device-id": onuDevice.Id, "child-device-sn": onuDevice.SerialNumber})
 	return onuDevice, nil
 }
 
 // SendPacketInToCore sends packet-in to core
 // For this, it calls SendPacketIn of the core-proxy which uses a device specific topic to send the request.
 // The adapter handling the device creates a device specific topic
-func (dh *DeviceHandler) SendPacketInToCore(logicalPort uint32, packetPayload []byte) error {
+func (dh *DeviceHandler) SendPacketInToCore(ctx context.Context, logicalPort uint32, packetPayload []byte) error {
 	if logger.V(log.DebugLevel) {
-		logger.Debugw("send-packet-in-to-core", log.Fields{
+		logger.Debugw(ctx, "send-packet-in-to-core", log.Fields{
 			"port":      logicalPort,
 			"packet":    hex.EncodeToString(packetPayload),
 			"device-id": dh.device.Id,
@@ -1359,7 +1360,7 @@
 			"packet":       hex.EncodeToString(packetPayload)}, err)
 	}
 	if logger.V(log.DebugLevel) {
-		logger.Debugw("sent-packet-in-to-core-successfully", log.Fields{
+		logger.Debugw(ctx, "sent-packet-in-to-core-successfully", log.Fields{
 			"packet":    hex.EncodeToString(packetPayload),
 			"device-id": dh.device.Id,
 		})
@@ -1368,26 +1369,26 @@
 }
 
 // AddUniPortToOnu adds the uni port to the onu device
-func (dh *DeviceHandler) AddUniPortToOnu(intfID, onuID, uniPort uint32) {
+func (dh *DeviceHandler) AddUniPortToOnu(ctx context.Context, intfID, onuID, uniPort uint32) {
 	onuKey := dh.formOnuKey(intfID, onuID)
 
 	if onuDevice, ok := dh.onus.Load(onuKey); ok {
 		// add it to the uniPort map for the onu device
 		if _, ok = onuDevice.(*OnuDevice).uniPorts[uniPort]; !ok {
 			onuDevice.(*OnuDevice).uniPorts[uniPort] = struct{}{}
-			logger.Debugw("adding-uni-port", log.Fields{"port": uniPort, "intf-id": intfID, "onuId": onuID})
+			logger.Debugw(ctx, "adding-uni-port", log.Fields{"port": uniPort, "intf-id": intfID, "onuId": onuID})
 		}
 	}
 }
 
 // UpdatePmConfig updates the pm metrics.
-func (dh *DeviceHandler) UpdatePmConfig(pmConfigs *voltha.PmConfigs) {
+func (dh *DeviceHandler) UpdatePmConfig(ctx context.Context, pmConfigs *voltha.PmConfigs) {
 
-	logger.Infow("update-pm-configs", log.Fields{"device-id": dh.device.Id, "pm-configs": pmConfigs})
+	logger.Infow(ctx, "update-pm-configs", log.Fields{"device-id": dh.device.Id, "pm-configs": pmConfigs})
 
 	if pmConfigs.DefaultFreq != dh.metrics.ToPmConfigs().DefaultFreq {
 		dh.metrics.UpdateFrequency(pmConfigs.DefaultFreq)
-		logger.Debugf("frequency-updated")
+		logger.Debugf(ctx, "frequency-updated")
 	}
 
 	if pmConfigs.Grouped == false {
@@ -1401,15 +1402,15 @@
 
 //UpdateFlowsIncrementally updates the device flow
 func (dh *DeviceHandler) UpdateFlowsIncrementally(ctx context.Context, device *voltha.Device, flows *of.FlowChanges, groups *of.FlowGroupChanges, flowMetadata *voltha.FlowMetadata) error {
-	logger.Debugw("received-incremental-flowupdate-in-device-handler", log.Fields{"device-id": device.Id, "flows": flows, "groups": groups, "flowMetadata": flowMetadata})
+	logger.Debugw(ctx, "received-incremental-flowupdate-in-device-handler", log.Fields{"device-id": device.Id, "flows": flows, "groups": groups, "flowMetadata": flowMetadata})
 
 	var errorsList []error
 
 	if flows != nil {
 		for _, flow := range flows.ToRemove.Items {
-			dh.incrementActiveFlowRemoveCount(flow)
+			dh.incrementActiveFlowRemoveCount(ctx, flow)
 
-			logger.Debugw("removing-flow",
+			logger.Debugw(ctx, "removing-flow",
 				log.Fields{"device-id": device.Id,
 					"flowToRemove": flow})
 			err := dh.flowMgr.RemoveFlow(ctx, flow)
@@ -1417,15 +1418,15 @@
 				errorsList = append(errorsList, err)
 			}
 
-			dh.decrementActiveFlowRemoveCount(flow)
+			dh.decrementActiveFlowRemoveCount(ctx, flow)
 		}
 
 		for _, flow := range flows.ToAdd.Items {
-			logger.Debugw("adding-flow",
+			logger.Debugw(ctx, "adding-flow",
 				log.Fields{"device-id": device.Id,
 					"flowToAdd": flow})
 			// If there are active Flow Remove in progress for a given subscriber, wait until it completes
-			dh.waitForFlowRemoveToFinish(flow)
+			dh.waitForFlowRemoveToFinish(ctx, flow)
 			err := dh.flowMgr.AddFlow(ctx, flow, flowMetadata)
 			if err != nil {
 				errorsList = append(errorsList, err)
@@ -1448,13 +1449,13 @@
 			}
 		}
 		if len(groups.ToRemove.Items) != 0 {
-			logger.Debugw("group-delete-operation-not-supported", log.Fields{"device-id": dh.device.Id})
+			logger.Debugw(ctx, "group-delete-operation-not-supported", log.Fields{"device-id": dh.device.Id})
 		}
 	}
 	if len(errorsList) > 0 {
 		return fmt.Errorf("errors-installing-flows-groups, errors:%v", errorsList)
 	}
-	logger.Debugw("updated-flows-incrementally-successfully", log.Fields{"device-id": dh.device.Id})
+	logger.Debugw(ctx, "updated-flows-incrementally-successfully", log.Fields{"device-id": dh.device.Id})
 	return nil
 }
 
@@ -1463,7 +1464,7 @@
 //Device-Handler Admin-State : down
 //Device Port-State: UNKNOWN
 //Device Oper-State: UNKNOWN
-func (dh *DeviceHandler) DisableDevice(device *voltha.Device) error {
+func (dh *DeviceHandler) DisableDevice(ctx context.Context, device *voltha.Device) error {
 	/* On device disable ,admin state update has to be done prior sending request to agent since
 	   the indication thread may processes invalid  indications of ONU and OLT*/
 	if dh.Client != nil {
@@ -1473,7 +1474,7 @@
 			}
 		}
 	}
-	logger.Debugw("olt-disabled", log.Fields{"device-id": device.Id})
+	logger.Debugw(ctx, "olt-disabled", log.Fields{"device-id": device.Id})
 	/* Discovered ONUs entries need to be cleared , since on device disable the child devices goes to
 	UNREACHABLE state which needs to be configured again*/
 
@@ -1483,7 +1484,7 @@
 	//stopping the stats collector
 	dh.stopCollector <- true
 
-	go dh.notifyChildDevices("unreachable")
+	go dh.notifyChildDevices(ctx, "unreachable")
 	cloned := proto.Clone(device).(*voltha.Device)
 	//Update device Admin state
 	dh.device = cloned
@@ -1497,11 +1498,11 @@
 		}
 	}
 
-	logger.Debugw("disable-device-end", log.Fields{"device-id": device.Id})
+	logger.Debugw(ctx, "disable-device-end", log.Fields{"device-id": device.Id})
 	return nil
 }
 
-func (dh *DeviceHandler) notifyChildDevices(state string) {
+func (dh *DeviceHandler) notifyChildDevices(ctx context.Context, state string) {
 
 	// Update onu state as unreachable in onu adapter
 	onuInd := oop.OnuIndication{}
@@ -1509,14 +1510,14 @@
 	//get the child device for the parent device
 	onuDevices, err := dh.coreProxy.GetChildDevices(context.TODO(), dh.device.Id)
 	if err != nil {
-		logger.Errorw("failed-to-get-child-devices-information", log.Fields{"device-id": dh.device.Id, "error": err})
+		logger.Errorw(ctx, "failed-to-get-child-devices-information", log.Fields{"device-id": dh.device.Id, "error": err})
 	}
 	if onuDevices != nil {
 		for _, onuDevice := range onuDevices.Items {
 			err := dh.AdapterProxy.SendInterAdapterMessage(context.TODO(), &onuInd, ic.InterAdapterMessageType_ONU_IND_REQUEST,
 				"openolt", onuDevice.Type, onuDevice.Id, onuDevice.ProxyAddress.DeviceId, "")
 			if err != nil {
-				logger.Errorw("failed-to-send-inter-adapter-message", log.Fields{"OnuInd": onuInd,
+				logger.Errorw(ctx, "failed-to-send-inter-adapter-message", log.Fields{"OnuInd": onuInd,
 					"From Adapter": "openolt", "DeviceType": onuDevice.Type, "device-id": onuDevice.Id})
 			}
 
@@ -1530,19 +1531,19 @@
 //Device-Handler Admin-State : up
 //Device Port-State: ACTIVE
 //Device Oper-State: ACTIVE
-func (dh *DeviceHandler) ReenableDevice(device *voltha.Device) error {
+func (dh *DeviceHandler) ReenableDevice(ctx context.Context, device *voltha.Device) error {
 
 	if _, err := dh.Client.ReenableOlt(context.Background(), new(oop.Empty)); err != nil {
 		if e, ok := status.FromError(err); ok && e.Code() == codes.Internal {
 			return olterrors.NewErrAdapter("olt-reenable-failed", log.Fields{"device-id": dh.device.Id}, err)
 		}
 	}
-	logger.Debug("olt-reenabled")
+	logger.Debug(ctx, "olt-reenabled")
 
 	cloned := proto.Clone(device).(*voltha.Device)
 	// Update the all ports state on that device to enable
 
-	if err := dh.disableAdminDownPorts(device); err != nil {
+	if err := dh.disableAdminDownPorts(ctx, device); err != nil {
 		return olterrors.NewErrAdapter("port-status-update-failed-after-olt-reenable", log.Fields{"device": device}, err)
 	}
 	//Update the device oper status as ACTIVE
@@ -1556,7 +1557,7 @@
 			"oper-status":    cloned.OperStatus}, err)
 	}
 
-	logger.Debugw("reenabledevice-end", log.Fields{"device-id": device.Id})
+	logger.Debugw(ctx, "reenabledevice-end", log.Fields{"device-id": device.Id})
 
 	return nil
 }
@@ -1566,12 +1567,12 @@
 	var err error
 	for _, port := range onu.UniPorts {
 		uniID = UniIDFromPortNum(uint32(port))
-		logger.Debugw("clearing-resource-data-for-uni-port", log.Fields{"port": port, "uni-id": uniID})
+		logger.Debugw(ctx, "clearing-resource-data-for-uni-port", log.Fields{"port": port, "uni-id": uniID})
 		/* Delete tech-profile instance from the KV store */
 		if err = dh.flowMgr.DeleteTechProfileInstances(ctx, onu.IntfID, onu.OnuID, uniID, onu.SerialNumber); err != nil {
-			logger.Debugw("failed-to-remove-tech-profile-instance-for-onu", log.Fields{"onu-id": onu.OnuID})
+			logger.Debugw(ctx, "failed-to-remove-tech-profile-instance-for-onu", log.Fields{"onu-id": onu.OnuID})
 		}
-		logger.Debugw("deleted-tech-profile-instance-for-onu", log.Fields{"onu-id": onu.OnuID})
+		logger.Debugw(ctx, "deleted-tech-profile-instance-for-onu", log.Fields{"onu-id": onu.OnuID})
 		flowIDs := dh.resourceMgr.GetCurrentFlowIDsForOnu(ctx, onu.IntfID, int32(onu.OnuID), int32(uniID))
 		for _, flowID := range flowIDs {
 			dh.resourceMgr.FreeFlowID(ctx, onu.IntfID, int32(onu.OnuID), int32(uniID), flowID)
@@ -1579,21 +1580,21 @@
 		tpIDList := dh.resourceMgr.GetTechProfileIDForOnu(ctx, onu.IntfID, onu.OnuID, uniID)
 		for _, tpID := range tpIDList {
 			if err = dh.resourceMgr.RemoveMeterIDForOnu(ctx, "upstream", onu.IntfID, onu.OnuID, uniID, tpID); err != nil {
-				logger.Debugw("failed-to-remove-meter-id-for-onu-upstream", log.Fields{"onu-id": onu.OnuID})
+				logger.Debugw(ctx, "failed-to-remove-meter-id-for-onu-upstream", log.Fields{"onu-id": onu.OnuID})
 			}
-			logger.Debugw("removed-meter-id-for-onu-upstream", log.Fields{"onu-id": onu.OnuID})
+			logger.Debugw(ctx, "removed-meter-id-for-onu-upstream", log.Fields{"onu-id": onu.OnuID})
 			if err = dh.resourceMgr.RemoveMeterIDForOnu(ctx, "downstream", onu.IntfID, onu.OnuID, uniID, tpID); err != nil {
-				logger.Debugw("failed-to-remove-meter-id-for-onu-downstream", log.Fields{"onu-id": onu.OnuID})
+				logger.Debugw(ctx, "failed-to-remove-meter-id-for-onu-downstream", log.Fields{"onu-id": onu.OnuID})
 			}
-			logger.Debugw("removed-meter-id-for-onu-downstream", log.Fields{"onu-id": onu.OnuID})
+			logger.Debugw(ctx, "removed-meter-id-for-onu-downstream", log.Fields{"onu-id": onu.OnuID})
 		}
 		dh.resourceMgr.FreePONResourcesForONU(ctx, onu.IntfID, onu.OnuID, uniID)
 		if err = dh.resourceMgr.RemoveTechProfileIDsForOnu(ctx, onu.IntfID, onu.OnuID, uniID); err != nil {
-			logger.Debugw("failed-to-remove-tech-profile-id-for-onu", log.Fields{"onu-id": onu.OnuID})
+			logger.Debugw(ctx, "failed-to-remove-tech-profile-id-for-onu", log.Fields{"onu-id": onu.OnuID})
 		}
-		logger.Debugw("removed-tech-profile-id-for-onu", log.Fields{"onu-id": onu.OnuID})
+		logger.Debugw(ctx, "removed-tech-profile-id-for-onu", log.Fields{"onu-id": onu.OnuID})
 		if err = dh.resourceMgr.DelGemPortPktIn(ctx, onu.IntfID, onu.OnuID, uint32(port)); err != nil {
-			logger.Debugw("failed-to-remove-gemport-pkt-in", log.Fields{"intfid": onu.IntfID, "onuid": onu.OnuID, "uniId": uniID})
+			logger.Debugw(ctx, "failed-to-remove-gemport-pkt-in", log.Fields{"intfid": onu.IntfID, "onuid": onu.OnuID, "uniId": uniID})
 		}
 	}
 	return nil
@@ -1611,10 +1612,10 @@
 	if err != nil {
 		return olterrors.NewErrPersistence("get", "nni", 0, nil, err)
 	}
-	logger.Debugw("nni-", log.Fields{"nni": nni})
+	logger.Debugw(ctx, "nni-", log.Fields{"nni": nni})
 	for _, nniIntfID := range nni {
 		flowIDs := dh.resourceMgr.GetCurrentFlowIDsForOnu(ctx, uint32(nniIntfID), int32(nniOnuID), int32(nniUniID))
-		logger.Debugw("current-flow-ids-for-nni", log.Fields{"flow-ids": flowIDs})
+		logger.Debugw(ctx, "current-flow-ids-for-nni", log.Fields{"flow-ids": flowIDs})
 		for _, flowID := range flowIDs {
 			dh.resourceMgr.FreeFlowID(ctx, uint32(nniIntfID), -1, -1, uint32(flowID))
 		}
@@ -1628,13 +1629,13 @@
 
 // DeleteDevice deletes the device instance from openolt handler array.  Also clears allocated resource manager resources.  Also reboots the OLT hardware!
 func (dh *DeviceHandler) DeleteDevice(ctx context.Context, device *voltha.Device) error {
-	logger.Debug("function-entry-delete-device")
+	logger.Debug(ctx, "function-entry-delete-device")
 	/* Clear the KV store data associated with the all the UNI ports
 	   This clears up flow data and also resource map data for various
 	   other pon resources like alloc_id and gemport_id
 	*/
 	go dh.cleanupDeviceResources(ctx)
-	logger.Debug("removed-device-from-Resource-manager-KV-store")
+	logger.Debug(ctx, "removed-device-from-Resource-manager-KV-store")
 	// Stop the Stats collector
 	dh.stopCollector <- true
 	// stop the heartbeat check routine
@@ -1670,9 +1671,9 @@
 			}
 			for _, onu := range onuGemData {
 				onuID := make([]uint32, 1)
-				logger.Debugw("onu-data", log.Fields{"onu": onu})
+				logger.Debugw(ctx, "onu-data", log.Fields{"onu": onu})
 				if err = dh.clearUNIData(ctx, &onu); err != nil {
-					logger.Errorw("failed-to-clear-data-for-onu", log.Fields{"onu-device": onu})
+					logger.Errorw(ctx, "failed-to-clear-data-for-onu", log.Fields{"onu-device": onu})
 				}
 				// Clear flowids for gem cache.
 				for _, gem := range onu.GemPorts {
@@ -1685,14 +1686,14 @@
 			onuGemData = nil
 			err = dh.resourceMgr.DelOnuGemInfoForIntf(ctx, ponPort)
 			if err != nil {
-				logger.Errorw("failed-to-update-onugem-info", log.Fields{"intfid": ponPort, "onugeminfo": onuGemData})
+				logger.Errorw(ctx, "failed-to-update-onugem-info", log.Fields{"intfid": ponPort, "onugeminfo": onuGemData})
 			}
 		}
 		/* Clear the flows from KV store associated with NNI port.
 		   There are mostly trap rules from NNI port (like LLDP)
 		*/
 		if err := dh.clearNNIData(ctx); err != nil {
-			logger.Errorw("failed-to-clear-data-for-NNI-port", log.Fields{"device-id": dh.device.Id})
+			logger.Errorw(ctx, "failed-to-clear-data-for-NNI-port", log.Fields{"device-id": dh.device.Id})
 		}
 
 		/* Clear the resource pool for each PON port in the background */
@@ -1715,17 +1716,17 @@
 }
 
 //RebootDevice reboots the given device
-func (dh *DeviceHandler) RebootDevice(device *voltha.Device) error {
+func (dh *DeviceHandler) RebootDevice(ctx context.Context, device *voltha.Device) error {
 	if _, err := dh.Client.Reboot(context.Background(), new(oop.Empty)); err != nil {
 		return olterrors.NewErrAdapter("olt-reboot-failed", log.Fields{"device-id": dh.device.Id}, err)
 	}
-	logger.Debugw("rebooted-device-successfully", log.Fields{"device-id": device.Id})
+	logger.Debugw(ctx, "rebooted-device-successfully", log.Fields{"device-id": device.Id})
 	return nil
 }
 
 func (dh *DeviceHandler) handlePacketIndication(ctx context.Context, packetIn *oop.PacketIndication) error {
 	if logger.V(log.DebugLevel) {
-		logger.Debugw("received-packet-in", log.Fields{
+		logger.Debugw(ctx, "received-packet-in", log.Fields{
 			"packet-indication": *packetIn,
 			"device-id":         dh.device.Id,
 			"packet":            hex.EncodeToString(packetIn.Pkt),
@@ -1736,12 +1737,13 @@
 		return olterrors.NewErrNotFound("logical-port", log.Fields{"packet": hex.EncodeToString(packetIn.Pkt)}, err)
 	}
 	if logger.V(log.DebugLevel) {
-		logger.Debugw("sending-packet-in-to-core", log.Fields{
+		logger.Debugw(ctx, "sending-packet-in-to-core", log.Fields{
 			"logical-port-num": logicalPortNum,
 			"device-id":        dh.device.Id,
 			"packet":           hex.EncodeToString(packetIn.Pkt),
 		})
 	}
+
 	if err := dh.coreProxy.SendPacketIn(context.TODO(), dh.device.Id, logicalPortNum, packetIn.Pkt); err != nil {
 		return olterrors.NewErrCommunication("send-packet-in", log.Fields{
 			"destination": "core",
@@ -1750,8 +1752,9 @@
 			"packet":      hex.EncodeToString(packetIn.Pkt),
 		}, err)
 	}
+
 	if logger.V(log.DebugLevel) {
-		logger.Debugw("success-sending-packet-in-to-core!", log.Fields{
+		logger.Debugw(ctx, "success-sending-packet-in-to-core!", log.Fields{
 			"packet":    hex.EncodeToString(packetIn.Pkt),
 			"device-id": dh.device.Id,
 		})
@@ -1762,7 +1765,7 @@
 // PacketOut sends packet-out from VOLTHA to OLT on the egress port provided
 func (dh *DeviceHandler) PacketOut(ctx context.Context, egressPortNo int, packet *of.OfpPacketOut) error {
 	if logger.V(log.DebugLevel) {
-		logger.Debugw("incoming-packet-out", log.Fields{
+		logger.Debugw(ctx, "incoming-packet-out", log.Fields{
 			"device-id":      dh.device.Id,
 			"egress-port-no": egressPortNo,
 			"pkt-length":     len(packet.Data),
@@ -1779,7 +1782,7 @@
 			// ONOS has no clue about uni/nni ports, it just packets out on all
 			// available ports on the Logical Switch. It should not be interested
 			// in the UNI links.
-			logger.Debugw("dropping-lldp-packet-out-on-uni", log.Fields{
+			logger.Debugw(ctx, "dropping-lldp-packet-out-on-uni", log.Fields{
 				"device-id": dh.device.Id,
 			})
 			return nil
@@ -1790,7 +1793,7 @@
 				// slice out the outer tag.
 				packet.Data = append(packet.Data[:12], packet.Data[16:]...)
 				if logger.V(log.DebugLevel) {
-					logger.Debugw("packet-now-single-tagged", log.Fields{
+					logger.Debugw(ctx, "packet-now-single-tagged", log.Fields{
 						"packet-data": hex.EncodeToString(packet.Data),
 						"device-id":   dh.device.Id,
 					})
@@ -1806,7 +1809,7 @@
 			// In this case the openolt agent will receive the gemPortID as 0.
 			// The agent tries to retrieve the gemPortID in this case.
 			// This may not always succeed at the agent and packetOut may fail.
-			logger.Errorw("failed-to-retrieve-gemport-id-for-packet-out", log.Fields{
+			logger.Errorw(ctx, "failed-to-retrieve-gemport-id-for-packet-out", log.Fields{
 				"intf-id":   intfID,
 				"onu-id":    onuID,
 				"uni-id":    uniID,
@@ -1818,7 +1821,7 @@
 		onuPkt := oop.OnuPacket{IntfId: intfID, OnuId: onuID, PortNo: uint32(egressPortNo), GemportId: gemPortID, Pkt: packet.Data}
 
 		if logger.V(log.DebugLevel) {
-			logger.Debugw("sending-packet-to-onu", log.Fields{
+			logger.Debugw(ctx, "sending-packet-to-onu", log.Fields{
 				"egress-port-no": egressPortNo,
 				"intf-id":        intfID,
 				"onu-id":         onuID,
@@ -1843,7 +1846,7 @@
 			}, err)
 		}
 	} else if egressPortType == voltha.Port_ETHERNET_NNI {
-		nniIntfID, err := IntfIDFromNniPortNum(uint32(egressPortNo))
+		nniIntfID, err := IntfIDFromNniPortNum(ctx, uint32(egressPortNo))
 		if err != nil {
 			return olterrors.NewErrInvalidValue(log.Fields{
 				"egress-nni-port": egressPortNo,
@@ -1853,7 +1856,7 @@
 		uplinkPkt := oop.UplinkPacket{IntfId: nniIntfID, Pkt: packet.Data}
 
 		if logger.V(log.DebugLevel) {
-			logger.Debugw("sending-packet-to-nni", log.Fields{
+			logger.Debugw(ctx, "sending-packet-to-nni", log.Fields{
 				"uplink-pkt": uplinkPkt,
 				"packet":     hex.EncodeToString(packet.Data),
 				"device-id":  dh.device.Id,
@@ -1867,7 +1870,7 @@
 			}, err)
 		}
 	} else {
-		logger.Warnw("packet-out-to-this-interface-type-not-implemented", log.Fields{
+		logger.Warnw(ctx, "packet-out-to-this-interface-type-not-implemented", log.Fields{
 			"egress-port-no": egressPortNo,
 			"egressPortType": egressPortType,
 			"packet":         hex.EncodeToString(packet.Data),
@@ -1891,7 +1894,7 @@
 		case <-heartbeatTimer.C:
 			ctxWithTimeout, cancel := context.WithTimeout(context.Background(), dh.openOLT.GrpcTimeoutInterval)
 			if heartBeat, err := dh.Client.HeartbeatCheck(ctxWithTimeout, new(oop.Empty)); err != nil {
-				logger.Warnw("hearbeat-failed", log.Fields{"device-id": dh.device.Id})
+				logger.Warnw(ctx, "hearbeat-failed", log.Fields{"device-id": dh.device.Id})
 				if timerCheck == nil {
 					// start a after func, when expired will update the state to the core
 					timerCheck = time.AfterFunc(dh.openOLT.HeartbeatFailReportInterval, func() { dh.updateStateUnreachable(ctx) })
@@ -1899,17 +1902,17 @@
 			} else {
 				if timerCheck != nil {
 					if timerCheck.Stop() {
-						logger.Debugw("got-hearbeat-within-timeout", log.Fields{"device-id": dh.device.Id})
+						logger.Debugw(ctx, "got-hearbeat-within-timeout", log.Fields{"device-id": dh.device.Id})
 					}
 					timerCheck = nil
 				}
-				logger.Debugw("hearbeat",
+				logger.Debugw(ctx, "hearbeat",
 					log.Fields{"signature": heartBeat,
 						"device-id": dh.device.Id})
 			}
 			cancel()
 		case <-dh.stopHeartbeatCheck:
-			logger.Debugw("stopping-heart-beat-check", log.Fields{"device-id": dh.device.Id})
+			logger.Debugw(ctx, "stopping-heart-beat-check", log.Fields{"device-id": dh.device.Id})
 			return
 		}
 	}
@@ -1946,24 +1949,23 @@
 }
 
 // EnablePort to enable Pon interface
-func (dh *DeviceHandler) EnablePort(port *voltha.Port) error {
-	logger.Debugw("enable-port", log.Fields{"Device": dh.device, "port": port})
-	return dh.modifyPhyPort(port, true)
+func (dh *DeviceHandler) EnablePort(ctx context.Context, port *voltha.Port) error {
+	logger.Debugw(ctx, "enable-port", log.Fields{"Device": dh.device, "port": port})
+	return dh.modifyPhyPort(ctx, port, true)
 }
 
 // DisablePort to disable pon interface
-func (dh *DeviceHandler) DisablePort(port *voltha.Port) error {
-	logger.Debugw("disable-port", log.Fields{"Device": dh.device, "port": port})
-	return dh.modifyPhyPort(port, false)
+func (dh *DeviceHandler) DisablePort(ctx context.Context, port *voltha.Port) error {
+	logger.Debugw(ctx, "disable-port", log.Fields{"Device": dh.device, "port": port})
+	return dh.modifyPhyPort(ctx, port, false)
 }
 
 //modifyPhyPort is common function to enable and disable the port. parm :enablePort, true to enablePort and false to disablePort.
-func (dh *DeviceHandler) modifyPhyPort(port *voltha.Port, enablePort bool) error {
-	ctx := context.Background()
-	logger.Infow("modifyPhyPort", log.Fields{"port": port, "Enable": enablePort, "device-id": dh.device.Id})
+func (dh *DeviceHandler) modifyPhyPort(ctx context.Context, port *voltha.Port, enablePort bool) error {
+	logger.Infow(ctx, "modifyPhyPort", log.Fields{"port": port, "Enable": enablePort, "device-id": dh.device.Id})
 	if port.GetType() == voltha.Port_ETHERNET_NNI {
 		// Bug is opened for VOL-2505 to support NNI disable feature.
-		logger.Infow("voltha-supports-single-nni-hence-disable-of-nni-not-allowed",
+		logger.Infow(ctx, "voltha-supports-single-nni-hence-disable-of-nni-not-allowed",
 			log.Fields{"device": dh.device, "port": port})
 		return olterrors.NewErrAdapter("illegal-port-request", log.Fields{
 			"port-type":    port.GetType,
@@ -1984,7 +1986,7 @@
 		}
 		// updating interface local cache for collecting stats
 		dh.activePorts.Store(ponID, true)
-		logger.Infow("enabled-pon-port", log.Fields{"out": out, "device-id": dh.device, "Port": port})
+		logger.Infow(ctx, "enabled-pon-port", log.Fields{"out": out, "device-id": dh.device, "Port": port})
 	} else {
 		operStatus = voltha.OperStatus_UNKNOWN
 		out, err := dh.Client.DisablePonIf(ctx, ponIntf)
@@ -1995,7 +1997,7 @@
 		}
 		// updating interface local cache for collecting stats
 		dh.activePorts.Store(ponID, false)
-		logger.Infow("disabled-pon-port", log.Fields{"out": out, "device-id": dh.device, "Port": port})
+		logger.Infow(ctx, "disabled-pon-port", log.Fields{"out": out, "device-id": dh.device, "Port": port})
 	}
 	if err := dh.coreProxy.PortStateUpdate(ctx, dh.device.Id, voltha.Port_PON_OLT, port.PortNo, operStatus); err != nil {
 		return olterrors.NewErrAdapter("port-state-update-failed", log.Fields{
@@ -2006,13 +2008,13 @@
 }
 
 //disableAdminDownPorts disables the ports, if the corresponding port Adminstate is disabled on reboot and Renable device.
-func (dh *DeviceHandler) disableAdminDownPorts(device *voltha.Device) error {
+func (dh *DeviceHandler) disableAdminDownPorts(ctx context.Context, device *voltha.Device) error {
 	cloned := proto.Clone(device).(*voltha.Device)
 	// Disable the port and update the oper_port_status to core
 	// if the Admin state of the port is disabled on reboot and re-enable device.
 	for _, port := range cloned.Ports {
 		if port.AdminState == common.AdminState_DISABLED {
-			if err := dh.DisablePort(port); err != nil {
+			if err := dh.DisablePort(ctx, port); err != nil {
 				return olterrors.NewErrAdapter("port-disable-failed", log.Fields{
 					"device-id": dh.device.Id,
 					"port":      port}, err)
@@ -2023,8 +2025,8 @@
 }
 
 //populateActivePorts to populate activePorts map
-func (dh *DeviceHandler) populateActivePorts(device *voltha.Device) {
-	logger.Infow("populateActiveports", log.Fields{"Device": device})
+func (dh *DeviceHandler) populateActivePorts(ctx context.Context, device *voltha.Device) {
+	logger.Infow(ctx, "populateActiveports", log.Fields{"Device": device})
 	for _, port := range device.Ports {
 		if port.Type == voltha.Port_ETHERNET_NNI {
 			if port.OperStatus == voltha.OperStatus_ACTIVE {
@@ -2045,7 +2047,7 @@
 
 // ChildDeviceLost deletes ONU and clears pon resources related to it.
 func (dh *DeviceHandler) ChildDeviceLost(ctx context.Context, pPortNo uint32, onuID uint32) error {
-	logger.Debugw("child-device-lost", log.Fields{"pdeviceID": dh.device.Id})
+	logger.Debugw(ctx, "child-device-lost", log.Fields{"pdeviceID": dh.device.Id})
 	intfID := PortNoToIntfID(pPortNo, voltha.Port_PON_OLT)
 	onuKey := dh.formOnuKey(intfID, onuID)
 	onuDevice, ok := dh.onus.Load(onuKey)
@@ -2092,21 +2094,21 @@
 	//clear PON resources associated with ONU
 	var onuGemData []rsrcMgr.OnuGemInfo
 	if onuMgr, ok := dh.resourceMgr.ResourceMgrs[intfID]; !ok {
-		logger.Warnw("failed-to-get-resource-manager-for-interface-Id", log.Fields{
+		logger.Warnw(ctx, "failed-to-get-resource-manager-for-interface-Id", log.Fields{
 			"device-id": dh.device.Id,
 			"intf-id":   intfID})
 	} else {
 		if err := onuMgr.GetOnuGemInfo(ctx, intfID, &onuGemData); err != nil {
-			logger.Warnw("failed-to-get-onu-info-for-pon-port", log.Fields{
+			logger.Warnw(ctx, "failed-to-get-onu-info-for-pon-port", log.Fields{
 				"device-id": dh.device.Id,
 				"intf-id":   intfID,
 				"error":     err})
 		} else {
 			for i, onu := range onuGemData {
 				if onu.OnuID == onuID && onu.SerialNumber == onuDevice.(*OnuDevice).serialNumber {
-					logger.Debugw("onu-data", log.Fields{"onu": onu})
+					logger.Debugw(ctx, "onu-data", log.Fields{"onu": onu})
 					if err := dh.clearUNIData(ctx, &onu); err != nil {
-						logger.Warnw("failed-to-clear-uni-data-for-onu", log.Fields{
+						logger.Warnw(ctx, "failed-to-clear-uni-data-for-onu", log.Fields{
 							"device-id":  dh.device.Id,
 							"onu-device": onu,
 							"error":      err})
@@ -2118,14 +2120,14 @@
 					onuGemData = append(onuGemData[:i], onuGemData[i+1:]...)
 					err := onuMgr.AddOnuGemInfo(ctx, intfID, onuGemData)
 					if err != nil {
-						logger.Warnw("persistence-update-onu-gem-info-failed", log.Fields{
+						logger.Warnw(ctx, "persistence-update-onu-gem-info-failed", log.Fields{
 							"intf-id":    intfID,
 							"onu-device": onu,
 							"onu-gem":    onuGemData,
 							"error":      err})
 						//Not returning error on cleanup.
 					}
-					logger.Debugw("removed-onu-gem-info", log.Fields{"intf": intfID, "onu-device": onu, "onugem": onuGemData})
+					logger.Debugw(ctx, "removed-onu-gem-info", log.Fields{"intf": intfID, "onu-device": onu, "onugem": onuGemData})
 					dh.resourceMgr.FreeonuID(ctx, intfID, []uint32{onu.OnuID})
 					break
 				}
@@ -2157,13 +2159,13 @@
 	return InvalidPort
 }
 
-func (dh *DeviceHandler) incrementActiveFlowRemoveCount(flow *of.OfpFlowStats) {
+func (dh *DeviceHandler) incrementActiveFlowRemoveCount(ctx context.Context, flow *of.OfpFlowStats) {
 	inPort, outPort := getPorts(flow)
-	logger.Debugw("increment-flow-remove-count-for-inPort-out-port", log.Fields{"inPort": inPort, "out-port": outPort})
+	logger.Debugw(ctx, "increment-flow-remove-count-for-inPort-out-port", log.Fields{"inPort": inPort, "out-port": outPort})
 	if inPort != InvalidPort && outPort != InvalidPort {
 		_, intfID, onuID, uniID := ExtractAccessFromFlow(inPort, outPort)
 		key := pendingFlowRemoveDataKey{intfID: intfID, onuID: onuID, uniID: uniID}
-		logger.Debugw("increment-flow-remove-count-for-subscriber", log.Fields{"intf-id": intfID, "onu-id": onuID, "uni-id": uniID})
+		logger.Debugw(ctx, "increment-flow-remove-count-for-subscriber", log.Fields{"intf-id": intfID, "onu-id": onuID, "uni-id": uniID})
 
 		dh.lockDevice.Lock()
 		defer dh.lockDevice.Unlock()
@@ -2177,29 +2179,29 @@
 		flowRemoveData.pendingFlowRemoveCount++
 		dh.pendingFlowRemoveDataPerSubscriber[key] = flowRemoveData
 
-		logger.Debugw("current-flow-remove-count–increment",
+		logger.Debugw(ctx, "current-flow-remove-count–increment",
 			log.Fields{"intf-id": intfID, "onu-id": onuID, "uni-id": uniID,
 				"currCnt": dh.pendingFlowRemoveDataPerSubscriber[key].pendingFlowRemoveCount})
 	}
 }
 
-func (dh *DeviceHandler) decrementActiveFlowRemoveCount(flow *of.OfpFlowStats) {
+func (dh *DeviceHandler) decrementActiveFlowRemoveCount(ctx context.Context, flow *of.OfpFlowStats) {
 	inPort, outPort := getPorts(flow)
-	logger.Debugw("decrement-flow-remove-count-for-inPort-out-port", log.Fields{"inPort": inPort, "out-port": outPort})
+	logger.Debugw(ctx, "decrement-flow-remove-count-for-inPort-out-port", log.Fields{"inPort": inPort, "out-port": outPort})
 	if inPort != InvalidPort && outPort != InvalidPort {
 		_, intfID, onuID, uniID := ExtractAccessFromFlow(uint32(inPort), uint32(outPort))
 		key := pendingFlowRemoveDataKey{intfID: intfID, onuID: onuID, uniID: uniID}
-		logger.Debugw("decrement-flow-remove-count-for-subscriber", log.Fields{"intf-id": intfID, "onu-id": onuID, "uni-id": uniID})
+		logger.Debugw(ctx, "decrement-flow-remove-count-for-subscriber", log.Fields{"intf-id": intfID, "onu-id": onuID, "uni-id": uniID})
 
 		dh.lockDevice.Lock()
 		defer dh.lockDevice.Unlock()
 		if val, ok := dh.pendingFlowRemoveDataPerSubscriber[key]; !ok {
-			logger.Fatalf("flow-remove-key-not-found", log.Fields{"intf-id": intfID, "onu-id": onuID, "uni-id": uniID})
+			logger.Fatalf(ctx, "flow-remove-key-not-found", log.Fields{"intf-id": intfID, "onu-id": onuID, "uni-id": uniID})
 		} else {
 			if val.pendingFlowRemoveCount > 0 {
 				val.pendingFlowRemoveCount--
 			}
-			logger.Debugw("current-flow-remove-count-after-decrement",
+			logger.Debugw(ctx, "current-flow-remove-count-after-decrement",
 				log.Fields{"intf-id": intfID, "onu-id": onuID, "uni-id": uniID,
 					"currCnt": dh.pendingFlowRemoveDataPerSubscriber[key].pendingFlowRemoveCount})
 			// If all flow removes have finished, then close the channel to signal the receiver
@@ -2214,19 +2216,19 @@
 	}
 }
 
-func (dh *DeviceHandler) waitForFlowRemoveToFinish(flow *of.OfpFlowStats) {
+func (dh *DeviceHandler) waitForFlowRemoveToFinish(ctx context.Context, flow *of.OfpFlowStats) {
 	var flowRemoveData pendingFlowRemoveData
 	var ok bool
 	inPort, outPort := getPorts(flow)
-	logger.Debugw("wait-for-flow-remove-to-finish-for-inPort-out-port", log.Fields{"inPort": inPort, "out-port": outPort})
+	logger.Debugw(ctx, "wait-for-flow-remove-to-finish-for-inPort-out-port", log.Fields{"inPort": inPort, "out-port": outPort})
 	if inPort != InvalidPort && outPort != InvalidPort {
 		_, intfID, onuID, uniID := ExtractAccessFromFlow(inPort, outPort)
 		key := pendingFlowRemoveDataKey{intfID: intfID, onuID: onuID, uniID: uniID}
-		logger.Debugw("wait-for-flow-remove-to-finish-for-subscriber", log.Fields{"intf-id": intfID, "onu-id": onuID, "uni-id": uniID})
+		logger.Debugw(ctx, "wait-for-flow-remove-to-finish-for-subscriber", log.Fields{"intf-id": intfID, "onu-id": onuID, "uni-id": uniID})
 
 		dh.lockDevice.RLock()
 		if flowRemoveData, ok = dh.pendingFlowRemoveDataPerSubscriber[key]; !ok {
-			logger.Debugw("no-pending-flow-to-remove", log.Fields{"intf-id": intfID, "onu-id": onuID, "uni-id": uniID})
+			logger.Debugw(ctx, "no-pending-flow-to-remove", log.Fields{"intf-id": intfID, "onu-id": onuID, "uni-id": uniID})
 			dh.lockDevice.RUnlock()
 			return
 		}
@@ -2235,7 +2237,7 @@
 		// Wait for all flow removes to finish first
 		<-flowRemoveData.allFlowsRemoved
 
-		logger.Debugw("all-flows-cleared--handling-flow-add-now", log.Fields{"intf-id": intfID, "onu-id": onuID, "uni-id": uniID})
+		logger.Debugw(ctx, "all-flows-cleared--handling-flow-add-now", log.Fields{"intf-id": intfID, "onu-id": onuID, "uni-id": uniID})
 	}
 }
 
@@ -2287,11 +2289,11 @@
 }
 
 // setOnuITUPonAlarmConfig sets the parameters in the openolt agent for raising the ONU ITU PON alarms.
-func (dh *DeviceHandler) setOnuITUPonAlarmConfig(config *oop.OnuItuPonAlarm) error {
+func (dh *DeviceHandler) setOnuITUPonAlarmConfig(ctx context.Context, config *oop.OnuItuPonAlarm) error {
 	if _, err := dh.Client.OnuItuPonAlarmSet(context.Background(), config); err != nil {
 		return err
 	}
-	logger.Debugw("onu-itu-pon-alarm-config-set-successful", log.Fields{"config": config})
+	logger.Debugw(ctx, "onu-itu-pon-alarm-config-set-successful", log.Fields{"config": config})
 	return nil
 }
 
diff --git a/internal/pkg/core/device_handler_test.go b/internal/pkg/core/device_handler_test.go
index 531c27b..38affa0 100644
--- a/internal/pkg/core/device_handler_test.go
+++ b/internal/pkg/core/device_handler_test.go
@@ -222,6 +222,7 @@
 	return dh
 }
 func Test_generateMacFromHost(t *testing.T) {
+	ctx := context.Background()
 	type args struct {
 		host string
 	}
@@ -238,7 +239,7 @@
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			got, err := generateMacFromHost(tt.args.host)
+			got, err := generateMacFromHost(ctx, tt.args.host)
 			if (err != nil) != tt.wantErr {
 				t.Errorf("generateMacFromHost() error = %v, wantErr %v", err, tt.wantErr)
 				return
@@ -313,6 +314,7 @@
 }
 
 func TestDeviceHandler_GetChildDevice(t *testing.T) {
+	ctx := context.Background()
 	dh1 := newMockDeviceHandler()
 	dh2 := negativeDeviceHandler()
 	type args struct {
@@ -351,7 +353,7 @@
 	*/
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			got, err := tt.devicehandler.GetChildDevice(tt.args.parentPort, tt.args.onuID)
+			got, err := tt.devicehandler.GetChildDevice(ctx, tt.args.parentPort, tt.args.onuID)
 			if reflect.TypeOf(err) != tt.errType || !sparseCompare([]string{"Id", "ParentId", "ParentPortNo"}, tt.want, got) {
 				t.Errorf("GetportLabel() => want=(%v, %v) got=(%v, %v)",
 					tt.want, tt.errType, got, reflect.TypeOf(err))
@@ -395,6 +397,7 @@
 }
 
 func TestDeviceHandler_ProcessInterAdapterMessage(t *testing.T) {
+	ctx := context.Background()
 	dh := newMockDeviceHandler()
 	proxyAddr := dh.device.ProxyAddress
 	body := &ic.InterAdapterOmciMessage{
@@ -410,18 +413,18 @@
 	var err error
 
 	if marshalledData, err = ptypes.MarshalAny(body); err != nil {
-		logger.Errorw("cannot-marshal-request", log.Fields{"error": err})
+		logger.Errorw(ctx, "cannot-marshal-request", log.Fields{"error": err})
 	}
 
 	var marshalledData1 *any.Any
 
 	if marshalledData1, err = ptypes.MarshalAny(body2); err != nil {
-		logger.Errorw("cannot-marshal-request", log.Fields{"error": err})
+		logger.Errorw(ctx, "cannot-marshal-request", log.Fields{"error": err})
 	}
 	var marshalledData2 *any.Any
 
 	if marshalledData2, err = ptypes.MarshalAny(body3); err != nil {
-		logger.Errorw("cannot-marshal-request", log.Fields{"error": err})
+		logger.Errorw(ctx, "cannot-marshal-request", log.Fields{"error": err})
 	}
 	type args struct {
 		msg *ic.InterAdapterMessage
@@ -505,7 +508,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 
-			if err := dh.ProcessInterAdapterMessage(tt.args.msg); reflect.TypeOf(err) != tt.wantErr {
+			if err := dh.ProcessInterAdapterMessage(ctx, tt.args.msg); reflect.TypeOf(err) != tt.wantErr {
 				t.Errorf("DeviceHandler.ProcessInterAdapterMessage() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -513,6 +516,7 @@
 }
 
 func TestDeviceHandler_sendProxiedMessage(t *testing.T) {
+	ctx := context.Background()
 	dh1 := newMockDeviceHandler()
 	dh2 := negativeDeviceHandler()
 	device1 := &voltha.Device{
@@ -566,7 +570,7 @@
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			tt.devicehandler.sendProxiedMessage(tt.args.onuDevice, tt.args.omciMsg)
+			tt.devicehandler.sendProxiedMessage(ctx, tt.args.onuDevice, tt.args.omciMsg)
 		})
 	}
 }
@@ -590,7 +594,7 @@
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			tt.devicehandler.SendPacketInToCore(tt.args.logicalPort, tt.args.packetPayload)
+			tt.devicehandler.SendPacketInToCore(context.Background(), tt.args.logicalPort, tt.args.packetPayload)
 		})
 	}
 }
@@ -613,7 +617,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 
-			if err := tt.devicehandler.DisableDevice(tt.args.device); (err != nil) != tt.wantErr {
+			if err := tt.devicehandler.DisableDevice(context.Background(), tt.args.device); (err != nil) != tt.wantErr {
 				t.Errorf("DeviceHandler.DisableDevice() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -639,7 +643,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			dh := tt.devicehandler
-			if err := dh.ReenableDevice(tt.args.device); (err != nil) != tt.wantErr {
+			if err := dh.ReenableDevice(context.Background(), tt.args.device); (err != nil) != tt.wantErr {
 				t.Errorf("DeviceHandler.ReenableDevice() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -666,7 +670,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 
-			if err := tt.devicehandler.RebootDevice(tt.args.device); (err != nil) != tt.wantErr {
+			if err := tt.devicehandler.RebootDevice(context.Background(), tt.args.device); (err != nil) != tt.wantErr {
 				t.Errorf("DeviceHandler.RebootDevice() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -783,7 +787,7 @@
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			tt.devicehandler.addPort(tt.args.intfID, tt.args.portType, tt.args.state)
+			tt.devicehandler.addPort(context.Background(), tt.args.intfID, tt.args.portType, tt.args.state)
 		})
 	}
 }
@@ -1082,7 +1086,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 
-			_, err := tt.devicehandler.populateDeviceInfo()
+			_, err := tt.devicehandler.populateDeviceInfo(context.Background())
 			if (err != nil) != tt.wantErr {
 				t.Errorf("DeviceHandler.populateDeviceInfo() error = %v, wantErr %v", err, tt.wantErr)
 				return
@@ -1156,7 +1160,7 @@
 				time.Sleep(1 * time.Second) // simulated wait time to stop startCollector
 				tt.args.dh.stopCollector <- true
 			}()
-			startCollector(tt.args.dh)
+			startCollector(context.Background(), tt.args.dh)
 		})
 	}
 }
diff --git a/internal/pkg/core/olt_platform.go b/internal/pkg/core/olt_platform.go
index b5e8f36..4b36102 100644
--- a/internal/pkg/core/olt_platform.go
+++ b/internal/pkg/core/olt_platform.go
@@ -18,6 +18,7 @@
 package core
 
 import (
+	"context"
 	"github.com/opencord/voltha-lib-go/v3/pkg/flows"
 	"github.com/opencord/voltha-lib-go/v3/pkg/log"
 	"github.com/opencord/voltha-openolt-adapter/internal/pkg/olterrors"
@@ -123,10 +124,10 @@
 var controllerPorts = []uint32{0xfffd, 0x7ffffffd, 0xfffffffd}
 
 //MkUniPortNum returns new UNIportNum based on intfID, inuID and uniID
-func MkUniPortNum(intfID, onuID, uniID uint32) uint32 {
+func MkUniPortNum(ctx context.Context, intfID, onuID, uniID uint32) uint32 {
 	var limit = int(onuID)
 	if limit > MaxOnusPerPon {
-		logger.Warn("exceeded-the-max-onus-per-pon")
+		logger.Warn(ctx, "exceeded-the-max-onus-per-pon")
 	}
 	return (intfID << (bitsForUniID + bitsForONUID)) | (onuID << bitsForUniID) | uniID
 }
@@ -169,9 +170,9 @@
 }
 
 //IntfIDFromNniPortNum returns Intf ID derived from portNum
-func IntfIDFromNniPortNum(portNum uint32) (uint32, error) {
+func IntfIDFromNniPortNum(ctx context.Context, portNum uint32) (uint32, error) {
 	if portNum < minNniIntPortNum || portNum > maxNniPortNum {
-		logger.Errorw("nniportnumber-is-not-in-valid-range", log.Fields{"portnum": portNum})
+		logger.Errorw(ctx, "nniportnumber-is-not-in-valid-range", log.Fields{"portnum": portNum})
 		return uint32(0), olterrors.ErrInvalidPortRange
 	}
 	return (portNum & 0xFFFF), nil
@@ -222,7 +223,7 @@
 }
 
 //FlowExtractInfo fetches uniport from the flow, based on which it gets and returns ponInf, onuID, uniID, inPort and ethType
-func FlowExtractInfo(flow *ofp.OfpFlowStats, flowDirection string) (uint32, uint32, uint32, uint32, uint32, uint32, error) {
+func FlowExtractInfo(ctx context.Context, flow *ofp.OfpFlowStats, flowDirection string) (uint32, uint32, uint32, uint32, uint32, uint32, error) {
 	var uniPortNo uint32
 	var ponIntf uint32
 	var onuID uint32
@@ -268,7 +269,7 @@
 	onuID = OnuIDFromUniPortNum(uniPortNo)
 	uniID = UniIDFromPortNum(uniPortNo)
 
-	logger.Debugw("flow-extract-info-result",
+	logger.Debugw(ctx, "flow-extract-info-result",
 		log.Fields{
 			"uniportno": uniPortNo,
 			"pon-intf":  ponIntf,
diff --git a/internal/pkg/core/olt_platform_test.go b/internal/pkg/core/olt_platform_test.go
index 211459f..71414c1 100644
--- a/internal/pkg/core/olt_platform_test.go
+++ b/internal/pkg/core/olt_platform_test.go
@@ -18,14 +18,14 @@
 package core
 
 import (
-	"math"
-	"reflect"
-	"testing"
-
+	"context"
 	fu "github.com/opencord/voltha-lib-go/v3/pkg/flows"
 	"github.com/opencord/voltha-openolt-adapter/internal/pkg/olterrors"
 	ofp "github.com/opencord/voltha-protos/v3/go/openflow_13"
 	"github.com/opencord/voltha-protos/v3/go/voltha"
+	"math"
+	"reflect"
+	"testing"
 )
 
 func TestMkUniPortNum(t *testing.T) {
@@ -47,7 +47,7 @@
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			if got := MkUniPortNum(tt.args.intfID, tt.args.onuID, tt.args.uniID); got != tt.want {
+			if got := MkUniPortNum(context.Background(), tt.args.intfID, tt.args.onuID, tt.args.uniID); got != tt.want {
 				t.Errorf("MkUniPortNum() = %v, want %v", got, tt.want)
 			} else {
 				t.Logf("Expected %v , Actual %v \n", tt.want, got)
@@ -187,7 +187,7 @@
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			got, err := IntfIDFromNniPortNum(tt.args.portNum)
+			got, err := IntfIDFromNniPortNum(context.Background(), tt.args.portNum)
 			if got != tt.want || err != tt.wantErr {
 				t.Errorf("IntfIDFromNniPortNum(): FOR[%v] WANT[%v and %v] GOT[%v and %v]",
 					tt.args.portNum, tt.want, tt.wantErr, got, err)
@@ -350,7 +350,7 @@
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			got, got1, got2, got3, got4, got5, err := FlowExtractInfo(tt.args.flow, tt.args.flowDirection)
+			got, got1, got2, got3, got4, got5, err := FlowExtractInfo(context.Background(), tt.args.flow, tt.args.flowDirection)
 			if (err != nil) != tt.wantErr {
 				t.Errorf("FlowExtractInfo() error = %v, wantErr %v", err, tt.wantErr)
 				return
diff --git a/internal/pkg/core/olt_state_transitions.go b/internal/pkg/core/olt_state_transitions.go
index cd6df1d..58e2251 100644
--- a/internal/pkg/core/olt_state_transitions.go
+++ b/internal/pkg/core/olt_state_transitions.go
@@ -149,7 +149,7 @@
 
 	// Check whether the transtion is valid from current state
 	if !tMap.isValidTransition(trigger) {
-		logger.Errorw("invalid-transition-triggered",
+		logger.Errorw(ctx, "invalid-transition-triggered",
 			log.Fields{
 				"current-state": tMap.currentDeviceState,
 				"trigger":       trigger})
@@ -159,31 +159,31 @@
 	// Invoke the before handlers
 	beforeHandlers := tMap.transitions[trigger].before
 	if beforeHandlers == nil {
-		logger.Debugw("no-handlers-for-before", log.Fields{"trigger": trigger})
+		logger.Debugw(ctx, "no-handlers-for-before", log.Fields{"trigger": trigger})
 	}
 	for _, handler := range beforeHandlers {
-		logger.Debugw("running-before-handler", log.Fields{"handler": funcName(handler)})
+		logger.Debugw(ctx, "running-before-handler", log.Fields{"handler": funcName(handler)})
 		if err := handler(ctx); err != nil {
 			// TODO handle error
-			logger.Error(err)
+			logger.Error(ctx, err)
 			return
 		}
 	}
 
 	// Update the state
 	tMap.currentDeviceState = tMap.transitions[trigger].currentState
-	logger.Debugw("updated-device-state ", log.Fields{"current-device-state": tMap.currentDeviceState})
+	logger.Debugw(ctx, "updated-device-state ", log.Fields{"current-device-state": tMap.currentDeviceState})
 
 	// Invoke the after handlers
 	afterHandlers := tMap.transitions[trigger].after
 	if afterHandlers == nil {
-		logger.Debugw("no-handlers-for-after", log.Fields{"trigger": trigger})
+		logger.Debugw(ctx, "no-handlers-for-after", log.Fields{"trigger": trigger})
 	}
 	for _, handler := range afterHandlers {
-		logger.Debugw("running-after-handler", log.Fields{"handler": funcName(handler)})
+		logger.Debugw(ctx, "running-after-handler", log.Fields{"handler": funcName(handler)})
 		if err := handler(ctx); err != nil {
 			// TODO handle error
-			logger.Error(err)
+			logger.Error(ctx, err)
 			return
 		}
 	}
diff --git a/internal/pkg/core/openolt.go b/internal/pkg/core/openolt.go
index 4a25dba..fe33876 100644
--- a/internal/pkg/core/openolt.go
+++ b/internal/pkg/core/openolt.go
@@ -74,16 +74,16 @@
 
 //Start starts (logs) the device manager
 func (oo *OpenOLT) Start(ctx context.Context) error {
-	logger.Info("starting-device-manager")
-	logger.Info("device-manager-started")
+	logger.Info(ctx, "starting-device-manager")
+	logger.Info(ctx, "device-manager-started")
 	return nil
 }
 
 //Stop terminates the session
 func (oo *OpenOLT) Stop(ctx context.Context) error {
-	logger.Info("stopping-device-manager")
+	logger.Info(ctx, "stopping-device-manager")
 	oo.exitChannel <- 1
-	logger.Info("device-manager-stopped")
+	logger.Info(ctx, "device-manager-stopped")
 	return nil
 }
 
@@ -92,10 +92,10 @@
 		// Returned response only of the ctx has not been canceled/timeout/etc
 		// Channel is automatically closed when a context is Done
 		ch <- result
-		logger.Debugw("sendResponse", log.Fields{"result": result})
+		logger.Debugw(ctx, "sendResponse", log.Fields{"result": result})
 	} else {
 		// Should the transaction be reverted back?
-		logger.Debugw("sendResponse-context-error", log.Fields{"context-error": ctx.Err()})
+		logger.Debugw(ctx, "sendResponse-context-error", log.Fields{"context-error": ctx.Err()})
 	}
 }
 
@@ -123,24 +123,23 @@
 }
 
 //createDeviceTopic returns
-func (oo *OpenOLT) createDeviceTopic(device *voltha.Device) error {
-	logger.Infow("create-device-topic", log.Fields{"deviceId": device.Id})
+func (oo *OpenOLT) createDeviceTopic(ctx context.Context, device *voltha.Device) error {
+	logger.Infow(ctx, "create-device-topic", log.Fields{"deviceId": device.Id})
 	defaultTopic := oo.kafkaICProxy.GetDefaultTopic()
 	deviceTopic := kafka.Topic{Name: defaultTopic.Name + "_" + device.Id}
 	// TODO for the offset
-	if err := oo.kafkaICProxy.SubscribeWithDefaultRequestHandler(deviceTopic, 0); err != nil {
+	if err := oo.kafkaICProxy.SubscribeWithDefaultRequestHandler(ctx, deviceTopic, 0); err != nil {
 		return olterrors.NewErrAdapter("subscribe-for-device-topic-failed", log.Fields{"device-topic": deviceTopic}, err)
 	}
 	return nil
 }
 
 // Adopt_device creates a new device handler if not present already and then adopts the device
-func (oo *OpenOLT) Adopt_device(device *voltha.Device) error {
-	ctx := context.Background()
+func (oo *OpenOLT) Adopt_device(ctx context.Context, device *voltha.Device) error {
 	if device == nil {
 		return olterrors.NewErrInvalidValue(log.Fields{"device": nil}, nil).Log()
 	}
-	logger.Infow("adopt-device", log.Fields{"deviceId": device.Id})
+	logger.Infow(ctx, "adopt-device", log.Fields{"deviceId": device.Id})
 	var handler *DeviceHandler
 	if handler = oo.getDeviceHandler(device.Id); handler == nil {
 		handler := NewDeviceHandler(oo.coreProxy, oo.adapterProxy, oo.eventProxy, device, oo)
@@ -153,8 +152,8 @@
 }
 
 //Get_ofp_device_info returns OFP information for the given device
-func (oo *OpenOLT) Get_ofp_device_info(device *voltha.Device) (*ic.SwitchCapability, error) {
-	logger.Infow("Get_ofp_device_info", log.Fields{"deviceId": device.Id})
+func (oo *OpenOLT) Get_ofp_device_info(ctx context.Context, device *voltha.Device) (*ic.SwitchCapability, error) {
+	logger.Infow(ctx, "Get_ofp_device_info", log.Fields{"deviceId": device.Id})
 	if handler := oo.getDeviceHandler(device.Id); handler != nil {
 		return handler.GetOfpDeviceInfo(device)
 	}
@@ -162,41 +161,40 @@
 }
 
 //Process_inter_adapter_message sends messages to a target device (between adapters)
-func (oo *OpenOLT) Process_inter_adapter_message(msg *ic.InterAdapterMessage) error {
-	logger.Debugw("Process_inter_adapter_message", log.Fields{"msgId": msg.Header.Id})
+func (oo *OpenOLT) Process_inter_adapter_message(ctx context.Context, msg *ic.InterAdapterMessage) error {
+	logger.Debugw(ctx, "Process_inter_adapter_message", log.Fields{"msgId": msg.Header.Id})
 	targetDevice := msg.Header.ProxyDeviceId // Request?
 	if targetDevice == "" && msg.Header.ToDeviceId != "" {
 		// Typical response
 		targetDevice = msg.Header.ToDeviceId
 	}
 	if handler := oo.getDeviceHandler(targetDevice); handler != nil {
-		return handler.ProcessInterAdapterMessage(msg)
+		return handler.ProcessInterAdapterMessage(ctx, msg)
 	}
 	return olterrors.NewErrNotFound("device-handler", log.Fields{"device-id": targetDevice}, nil)
 }
 
 //Adapter_descriptor not implemented
-func (oo *OpenOLT) Adapter_descriptor() error {
+func (oo *OpenOLT) Adapter_descriptor(ctx context.Context) error {
 	return olterrors.ErrNotImplemented
 }
 
 //Device_types unimplemented
-func (oo *OpenOLT) Device_types() (*voltha.DeviceTypes, error) {
+func (oo *OpenOLT) Device_types(ctx context.Context) (*voltha.DeviceTypes, error) {
 	return nil, olterrors.ErrNotImplemented
 }
 
 //Health  returns unimplemented
-func (oo *OpenOLT) Health() (*voltha.HealthStatus, error) {
+func (oo *OpenOLT) Health(ctx context.Context) (*voltha.HealthStatus, error) {
 	return nil, olterrors.ErrNotImplemented
 }
 
 //Reconcile_device unimplemented
-func (oo *OpenOLT) Reconcile_device(device *voltha.Device) error {
-	ctx := context.Background()
+func (oo *OpenOLT) Reconcile_device(ctx context.Context, device *voltha.Device) error {
 	if device == nil {
 		return olterrors.NewErrInvalidValue(log.Fields{"device": nil}, nil)
 	}
-	logger.Infow("reconcile-device", log.Fields{"deviceId": device.Id})
+	logger.Infow(ctx, "reconcile-device", log.Fields{"deviceId": device.Id})
 	var handler *DeviceHandler
 	if handler = oo.getDeviceHandler(device.Id); handler == nil {
 		handler := NewDeviceHandler(oo.coreProxy, oo.adapterProxy, oo.eventProxy, device, oo)
@@ -208,49 +206,48 @@
 }
 
 //Abandon_device unimplemented
-func (oo *OpenOLT) Abandon_device(device *voltha.Device) error {
+func (oo *OpenOLT) Abandon_device(ctx context.Context, device *voltha.Device) error {
 	return olterrors.ErrNotImplemented
 }
 
 //Disable_device disables the given device
-func (oo *OpenOLT) Disable_device(device *voltha.Device) error {
-	logger.Infow("disable-device", log.Fields{"deviceId": device.Id})
+func (oo *OpenOLT) Disable_device(ctx context.Context, device *voltha.Device) error {
+	logger.Infow(ctx, "disable-device", log.Fields{"deviceId": device.Id})
 	if handler := oo.getDeviceHandler(device.Id); handler != nil {
-		return handler.DisableDevice(device)
+		return handler.DisableDevice(ctx, device)
 	}
 	return olterrors.NewErrNotFound("device-handler", log.Fields{"device-id": device.Id}, nil)
 }
 
 //Reenable_device enables the olt device after disable
-func (oo *OpenOLT) Reenable_device(device *voltha.Device) error {
-	logger.Infow("reenable-device", log.Fields{"deviceId": device.Id})
+func (oo *OpenOLT) Reenable_device(ctx context.Context, device *voltha.Device) error {
+	logger.Infow(ctx, "reenable-device", log.Fields{"deviceId": device.Id})
 	if handler := oo.getDeviceHandler(device.Id); handler != nil {
-		return handler.ReenableDevice(device)
+		return handler.ReenableDevice(ctx, device)
 	}
 	return olterrors.NewErrNotFound("device-handler", log.Fields{"device-id": device.Id}, nil)
 }
 
 //Reboot_device reboots the given device
-func (oo *OpenOLT) Reboot_device(device *voltha.Device) error {
-	logger.Infow("reboot-device", log.Fields{"deviceId": device.Id})
+func (oo *OpenOLT) Reboot_device(ctx context.Context, device *voltha.Device) error {
+	logger.Infow(ctx, "reboot-device", log.Fields{"deviceId": device.Id})
 	if handler := oo.getDeviceHandler(device.Id); handler != nil {
-		return handler.RebootDevice(device)
+		return handler.RebootDevice(ctx, device)
 	}
 	return olterrors.NewErrNotFound("device-handler", log.Fields{"device-id": device.Id}, nil)
 }
 
 //Self_test_device unimplented
-func (oo *OpenOLT) Self_test_device(device *voltha.Device) error {
+func (oo *OpenOLT) Self_test_device(ctx context.Context, device *voltha.Device) error {
 	return olterrors.ErrNotImplemented
 }
 
 //Delete_device unimplemented
-func (oo *OpenOLT) Delete_device(device *voltha.Device) error {
-	logger.Infow("delete-device", log.Fields{"deviceId": device.Id})
-	ctx := context.Background()
+func (oo *OpenOLT) Delete_device(ctx context.Context, device *voltha.Device) error {
+	logger.Infow(ctx, "delete-device", log.Fields{"deviceId": device.Id})
 	if handler := oo.getDeviceHandler(device.Id); handler != nil {
 		if err := handler.DeleteDevice(ctx, device); err != nil {
-			logger.Errorw("failed-to-handle-delete-device", log.Fields{"device-id": device.Id})
+			logger.Errorw(ctx, "failed-to-handle-delete-device", log.Fields{"device-id": device.Id})
 		}
 		oo.deleteDeviceHandlerToMap(handler)
 		return nil
@@ -259,19 +256,18 @@
 }
 
 //Get_device_details unimplemented
-func (oo *OpenOLT) Get_device_details(device *voltha.Device) error {
+func (oo *OpenOLT) Get_device_details(ctx context.Context, device *voltha.Device) error {
 	return olterrors.ErrNotImplemented
 }
 
 //Update_flows_bulk returns
-func (oo *OpenOLT) Update_flows_bulk(device *voltha.Device, flows *voltha.Flows, groups *voltha.FlowGroups, flowMetadata *voltha.FlowMetadata) error {
+func (oo *OpenOLT) Update_flows_bulk(ctx context.Context, device *voltha.Device, flows *voltha.Flows, groups *voltha.FlowGroups, flowMetadata *voltha.FlowMetadata) error {
 	return olterrors.ErrNotImplemented
 }
 
 //Update_flows_incrementally updates (add/remove) the flows on a given device
-func (oo *OpenOLT) Update_flows_incrementally(device *voltha.Device, flows *openflow_13.FlowChanges, groups *openflow_13.FlowGroupChanges, flowMetadata *voltha.FlowMetadata) error {
-	logger.Debugw("Update_flows_incrementally", log.Fields{"deviceId": device.Id, "flows": flows, "flowMetadata": flowMetadata})
-	ctx := context.Background()
+func (oo *OpenOLT) Update_flows_incrementally(ctx context.Context, device *voltha.Device, flows *openflow_13.FlowChanges, groups *openflow_13.FlowGroupChanges, flowMetadata *voltha.FlowMetadata) error {
+	logger.Debugw(ctx, "Update_flows_incrementally", log.Fields{"deviceId": device.Id, "flows": flows, "flowMetadata": flowMetadata})
 	if handler := oo.getDeviceHandler(device.Id); handler != nil {
 		return handler.UpdateFlowsIncrementally(ctx, device, flows, groups, flowMetadata)
 	}
@@ -279,19 +275,18 @@
 }
 
 //Update_pm_config returns PmConfigs nil or error
-func (oo *OpenOLT) Update_pm_config(device *voltha.Device, pmConfigs *voltha.PmConfigs) error {
-	logger.Debugw("Update_pm_config", log.Fields{"device-id": device.Id, "pm-configs": pmConfigs})
+func (oo *OpenOLT) Update_pm_config(ctx context.Context, device *voltha.Device, pmConfigs *voltha.PmConfigs) error {
+	logger.Debugw(ctx, "Update_pm_config", log.Fields{"device-id": device.Id, "pm-configs": pmConfigs})
 	if handler := oo.getDeviceHandler(device.Id); handler != nil {
-		handler.UpdatePmConfig(pmConfigs)
+		handler.UpdatePmConfig(ctx, pmConfigs)
 		return nil
 	}
 	return olterrors.NewErrNotFound("device-handler", log.Fields{"device-id": device.Id}, nil)
 }
 
 //Receive_packet_out sends packet out to the device
-func (oo *OpenOLT) Receive_packet_out(deviceID string, egressPortNo int, packet *openflow_13.OfpPacketOut) error {
-	logger.Debugw("Receive_packet_out", log.Fields{"deviceId": deviceID, "egress_port_no": egressPortNo, "pkt": packet})
-	ctx := context.Background()
+func (oo *OpenOLT) Receive_packet_out(ctx context.Context, deviceID string, egressPortNo int, packet *openflow_13.OfpPacketOut) error {
+	logger.Debugw(ctx, "Receive_packet_out", log.Fields{"deviceId": deviceID, "egress_port_no": egressPortNo, "pkt": packet})
 	if handler := oo.getDeviceHandler(deviceID); handler != nil {
 		return handler.PacketOut(ctx, egressPortNo, packet)
 	}
@@ -299,55 +294,55 @@
 }
 
 //Suppress_event unimplemented
-func (oo *OpenOLT) Suppress_event(filter *voltha.EventFilter) error {
+func (oo *OpenOLT) Suppress_event(ctx context.Context, filter *voltha.EventFilter) error {
 	return olterrors.ErrNotImplemented
 }
 
 //Unsuppress_event  unimplemented
-func (oo *OpenOLT) Unsuppress_event(filter *voltha.EventFilter) error {
+func (oo *OpenOLT) Unsuppress_event(ctx context.Context, filter *voltha.EventFilter) error {
 	return olterrors.ErrNotImplemented
 }
 
 //Download_image unimplemented
-func (oo *OpenOLT) Download_image(device *voltha.Device, request *voltha.ImageDownload) (*voltha.ImageDownload, error) {
+func (oo *OpenOLT) Download_image(ctx context.Context, device *voltha.Device, request *voltha.ImageDownload) (*voltha.ImageDownload, error) {
 	return nil, olterrors.ErrNotImplemented
 }
 
 //Get_image_download_status unimplemented
-func (oo *OpenOLT) Get_image_download_status(device *voltha.Device, request *voltha.ImageDownload) (*voltha.ImageDownload, error) {
+func (oo *OpenOLT) Get_image_download_status(ctx context.Context, device *voltha.Device, request *voltha.ImageDownload) (*voltha.ImageDownload, error) {
 	return nil, olterrors.ErrNotImplemented
 }
 
 //Cancel_image_download unimplemented
-func (oo *OpenOLT) Cancel_image_download(device *voltha.Device, request *voltha.ImageDownload) (*voltha.ImageDownload, error) {
+func (oo *OpenOLT) Cancel_image_download(ctx context.Context, device *voltha.Device, request *voltha.ImageDownload) (*voltha.ImageDownload, error) {
 	return nil, olterrors.ErrNotImplemented
 }
 
 //Activate_image_update unimplemented
-func (oo *OpenOLT) Activate_image_update(device *voltha.Device, request *voltha.ImageDownload) (*voltha.ImageDownload, error) {
+func (oo *OpenOLT) Activate_image_update(ctx context.Context, device *voltha.Device, request *voltha.ImageDownload) (*voltha.ImageDownload, error) {
 	return nil, olterrors.ErrNotImplemented
 }
 
 //Revert_image_update unimplemented
-func (oo *OpenOLT) Revert_image_update(device *voltha.Device, request *voltha.ImageDownload) (*voltha.ImageDownload, error) {
+func (oo *OpenOLT) Revert_image_update(ctx context.Context, device *voltha.Device, request *voltha.ImageDownload) (*voltha.ImageDownload, error) {
 	return nil, olterrors.ErrNotImplemented
 }
 
 // Enable_port to Enable PON/NNI interface
-func (oo *OpenOLT) Enable_port(deviceID string, port *voltha.Port) error {
-	logger.Infow("Enable_port", log.Fields{"deviceId": deviceID, "port": port})
-	return oo.enableDisablePort(deviceID, port, true)
+func (oo *OpenOLT) Enable_port(ctx context.Context, deviceID string, port *voltha.Port) error {
+	logger.Infow(ctx, "Enable_port", log.Fields{"deviceId": deviceID, "port": port})
+	return oo.enableDisablePort(ctx, deviceID, port, true)
 }
 
 // Disable_port to Disable pon/nni interface
-func (oo *OpenOLT) Disable_port(deviceID string, port *voltha.Port) error {
-	logger.Infow("Disable_port", log.Fields{"deviceId": deviceID, "port": port})
-	return oo.enableDisablePort(deviceID, port, false)
+func (oo *OpenOLT) Disable_port(ctx context.Context, deviceID string, port *voltha.Port) error {
+	logger.Infow(ctx, "Disable_port", log.Fields{"deviceId": deviceID, "port": port})
+	return oo.enableDisablePort(ctx, deviceID, port, false)
 }
 
 // enableDisablePort to Disable pon or Enable PON interface
-func (oo *OpenOLT) enableDisablePort(deviceID string, port *voltha.Port, enablePort bool) error {
-	logger.Infow("enableDisablePort", log.Fields{"deviceId": deviceID, "port": port})
+func (oo *OpenOLT) enableDisablePort(ctx context.Context, deviceID string, port *voltha.Port, enablePort bool) error {
+	logger.Infow(ctx, "enableDisablePort", log.Fields{"deviceId": deviceID, "port": port})
 	if port == nil {
 		return olterrors.NewErrInvalidValue(log.Fields{
 			"reason":    "port cannot be nil",
@@ -355,13 +350,13 @@
 			"port":      nil}, nil)
 	}
 	if handler := oo.getDeviceHandler(deviceID); handler != nil {
-		logger.Debugw("Enable_Disable_Port", log.Fields{"deviceId": deviceID, "port": port})
+		logger.Debugw(ctx, "Enable_Disable_Port", log.Fields{"deviceId": deviceID, "port": port})
 		if enablePort {
-			if err := handler.EnablePort(port); err != nil {
+			if err := handler.EnablePort(ctx, port); err != nil {
 				return olterrors.NewErrAdapter("error-occurred-during-enable-port", log.Fields{"deviceID": deviceID, "port": port}, err)
 			}
 		} else {
-			if err := handler.DisablePort(port); err != nil {
+			if err := handler.DisablePort(ctx, port); err != nil {
 				return olterrors.NewErrAdapter("error-occurred-during-disable-port", log.Fields{"deviceID": deviceID, "port": port}, err)
 			}
 		}
@@ -370,9 +365,8 @@
 }
 
 //Child_device_lost deletes the ONU and its references from PONResources
-func (oo *OpenOLT) Child_device_lost(deviceID string, pPortNo uint32, onuID uint32) error {
-	logger.Infow("Child-device-lost", log.Fields{"parentId": deviceID})
-	ctx := context.Background()
+func (oo *OpenOLT) Child_device_lost(ctx context.Context, deviceID string, pPortNo uint32, onuID uint32) error {
+	logger.Infow(ctx, "Child-device-lost", log.Fields{"parentId": deviceID})
 	if handler := oo.getDeviceHandler(deviceID); handler != nil {
 		return handler.ChildDeviceLost(ctx, pPortNo, onuID)
 	}
@@ -380,12 +374,12 @@
 }
 
 //Start_omci_test not implemented
-func (oo *OpenOLT) Start_omci_test(device *voltha.Device, request *voltha.OmciTestRequest) (*voltha.TestResponse, error) {
+func (oo *OpenOLT) Start_omci_test(ctx context.Context, device *voltha.Device, request *voltha.OmciTestRequest) (*voltha.TestResponse, error) {
 	return nil, olterrors.ErrNotImplemented
 }
 
 //Get_ext_value retrieves a value on a particular ONU
-func (oo *OpenOLT) Get_ext_value(deviceID string, device *voltha.Device, valueparam voltha.ValueType_Type) (*voltha.ReturnValues, error) {
+func (oo *OpenOLT) Get_ext_value(ctx context.Context, deviceID string, device *voltha.Device, valueparam voltha.ValueType_Type) (*voltha.ReturnValues, error) {
 	var err error
 	resp := new(voltha.ReturnValues)
 	log.Infow("Get_ext_value", log.Fields{"device-id": deviceID, "onu-id": device.Id})
diff --git a/internal/pkg/core/openolt_eventmgr.go b/internal/pkg/core/openolt_eventmgr.go
index a11d3f7..76d1ca7 100644
--- a/internal/pkg/core/openolt_eventmgr.go
+++ b/internal/pkg/core/openolt_eventmgr.go
@@ -18,7 +18,7 @@
 package core
 
 import (
-	ctx "context"
+	"context"
 	"errors"
 	"fmt"
 	"strconv"
@@ -103,60 +103,60 @@
 
 // ProcessEvents is function to process and publish OpenOLT event
 // nolint: gocyclo
-func (em *OpenOltEventMgr) ProcessEvents(alarmInd *oop.AlarmIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) ProcessEvents(ctx context.Context, alarmInd *oop.AlarmIndication, deviceID string, raisedTs int64) error {
 	var err error
 	switch alarmInd.Data.(type) {
 	case *oop.AlarmIndication_LosInd:
-		logger.Debugw("received-los-indication", log.Fields{"alarm-ind": alarmInd})
-		err = em.oltLosIndication(alarmInd.GetLosInd(), deviceID, raisedTs)
+		logger.Debugw(ctx, "received-los-indication", log.Fields{"alarm-ind": alarmInd})
+		err = em.oltLosIndication(ctx, alarmInd.GetLosInd(), deviceID, raisedTs)
 	case *oop.AlarmIndication_OnuAlarmInd:
-		logger.Debugw("received-onu-alarm-indication ", log.Fields{"alarm-ind": alarmInd})
-		err = em.onuAlarmIndication(alarmInd.GetOnuAlarmInd(), deviceID, raisedTs)
+		logger.Debugw(ctx, "received-onu-alarm-indication ", log.Fields{"alarm-ind": alarmInd})
+		err = em.onuAlarmIndication(ctx, alarmInd.GetOnuAlarmInd(), deviceID, raisedTs)
 	case *oop.AlarmIndication_DyingGaspInd:
-		logger.Debugw("received-dying-gasp-indication", log.Fields{"alarm-ind": alarmInd})
-		err = em.onuDyingGaspIndication(alarmInd.GetDyingGaspInd(), deviceID, raisedTs)
+		logger.Debugw(ctx, "received-dying-gasp-indication", log.Fields{"alarm-ind": alarmInd})
+		err = em.onuDyingGaspIndication(ctx, alarmInd.GetDyingGaspInd(), deviceID, raisedTs)
 	case *oop.AlarmIndication_OnuActivationFailInd:
-		logger.Debugw("received-onu-activation-fail-indication ", log.Fields{"alarm-ind": alarmInd})
-		err = em.onuActivationFailIndication(alarmInd.GetOnuActivationFailInd(), deviceID, raisedTs)
+		logger.Debugw(ctx, "received-onu-activation-fail-indication ", log.Fields{"alarm-ind": alarmInd})
+		err = em.onuActivationFailIndication(ctx, alarmInd.GetOnuActivationFailInd(), deviceID, raisedTs)
 	case *oop.AlarmIndication_OnuLossOmciInd:
-		logger.Debugw("received-onu-loss-omci-indication ", log.Fields{"alarm-ind": alarmInd})
-		err = em.onuLossOmciIndication(alarmInd.GetOnuLossOmciInd(), deviceID, raisedTs)
+		logger.Debugw(ctx, "received-onu-loss-omci-indication ", log.Fields{"alarm-ind": alarmInd})
+		err = em.onuLossOmciIndication(ctx, alarmInd.GetOnuLossOmciInd(), deviceID, raisedTs)
 	case *oop.AlarmIndication_OnuDriftOfWindowInd:
-		logger.Debugw("received-onu-drift-of-window-indication ", log.Fields{"alarm-ind": alarmInd})
-		err = em.onuDriftOfWindowIndication(alarmInd.GetOnuDriftOfWindowInd(), deviceID, raisedTs)
+		logger.Debugw(ctx, "received-onu-drift-of-window-indication ", log.Fields{"alarm-ind": alarmInd})
+		err = em.onuDriftOfWindowIndication(ctx, alarmInd.GetOnuDriftOfWindowInd(), deviceID, raisedTs)
 	case *oop.AlarmIndication_OnuSignalDegradeInd:
-		logger.Debugw("received-onu-signal-degrade-indication ", log.Fields{"alarm-ind": alarmInd})
-		err = em.onuSignalDegradeIndication(alarmInd.GetOnuSignalDegradeInd(), deviceID, raisedTs)
+		logger.Debugw(ctx, "received-onu-signal-degrade-indication ", log.Fields{"alarm-ind": alarmInd})
+		err = em.onuSignalDegradeIndication(ctx, alarmInd.GetOnuSignalDegradeInd(), deviceID, raisedTs)
 	case *oop.AlarmIndication_OnuSignalsFailInd:
-		logger.Debugw("received-onu-signal-fail-indication ", log.Fields{"alarm-ind": alarmInd})
-		err = em.onuSignalsFailIndication(alarmInd.GetOnuSignalsFailInd(), deviceID, raisedTs)
+		logger.Debugw(ctx, "received-onu-signal-fail-indication ", log.Fields{"alarm-ind": alarmInd})
+		err = em.onuSignalsFailIndication(ctx, alarmInd.GetOnuSignalsFailInd(), deviceID, raisedTs)
 	case *oop.AlarmIndication_OnuStartupFailInd:
-		logger.Debugw("received-onu-startup-fail-indication ", log.Fields{"alarm-ind": alarmInd})
-		err = em.onuStartupFailedIndication(alarmInd.GetOnuStartupFailInd(), deviceID, raisedTs)
+		logger.Debugw(ctx, "received-onu-startup-fail-indication ", log.Fields{"alarm-ind": alarmInd})
+		err = em.onuStartupFailedIndication(ctx, alarmInd.GetOnuStartupFailInd(), deviceID, raisedTs)
 	case *oop.AlarmIndication_OnuTiwiInd:
-		logger.Debugw("received-onu-transmission-warning-indication ", log.Fields{"alarm-ind": alarmInd})
-		logger.Warnw("not-implemented-yet", log.Fields{"alarm-ind": "Onu-Transmission-indication"})
+		logger.Debugw(ctx, "received-onu-transmission-warning-indication ", log.Fields{"alarm-ind": alarmInd})
+		logger.Warnw(ctx, "not-implemented-yet", log.Fields{"alarm-ind": "Onu-Transmission-indication"})
 	case *oop.AlarmIndication_OnuLossOfSyncFailInd:
-		logger.Debugw("received-onu-loss-of-sync-fail-indication ", log.Fields{"alarm-ind": alarmInd})
-		err = em.onuLossOfSyncIndication(alarmInd.GetOnuLossOfSyncFailInd(), deviceID, raisedTs)
+		logger.Debugw(ctx, "received-onu-loss-of-sync-fail-indication ", log.Fields{"alarm-ind": alarmInd})
+		err = em.onuLossOfSyncIndication(ctx, alarmInd.GetOnuLossOfSyncFailInd(), deviceID, raisedTs)
 	case *oop.AlarmIndication_OnuItuPonStatsInd:
-		logger.Debugw("received-onu-itu-pon-stats-indication ", log.Fields{"alarm-ind": alarmInd})
-		err = em.onuItuPonStatsIndication(alarmInd.GetOnuItuPonStatsInd(), deviceID, raisedTs)
+		logger.Debugw(ctx, "received-onu-itu-pon-stats-indication ", log.Fields{"alarm-ind": alarmInd})
+		err = em.onuItuPonStatsIndication(ctx, alarmInd.GetOnuItuPonStatsInd(), deviceID, raisedTs)
 	case *oop.AlarmIndication_OnuDeactivationFailureInd:
-		logger.Debugw("received-onu-deactivation-failure-indication ", log.Fields{"alarm-ind": alarmInd})
-		err = em.onuDeactivationFailureIndication(alarmInd.GetOnuDeactivationFailureInd(), deviceID, raisedTs)
+		logger.Debugw(ctx, "received-onu-deactivation-failure-indication ", log.Fields{"alarm-ind": alarmInd})
+		err = em.onuDeactivationFailureIndication(ctx, alarmInd.GetOnuDeactivationFailureInd(), deviceID, raisedTs)
 	case *oop.AlarmIndication_OnuLossGemDelineationInd:
-		logger.Debugw("received-onu-loss-of-gem-channel-delineation-indication ", log.Fields{"alarm-ind": alarmInd})
-		err = em.onuLossOfGEMChannelDelineationIndication(alarmInd.GetOnuLossGemDelineationInd(), deviceID, raisedTs)
+		logger.Debugw(ctx, "received-onu-loss-of-gem-channel-delineation-indication ", log.Fields{"alarm-ind": alarmInd})
+		err = em.onuLossOfGEMChannelDelineationIndication(ctx, alarmInd.GetOnuLossGemDelineationInd(), deviceID, raisedTs)
 	case *oop.AlarmIndication_OnuPhysicalEquipmentErrorInd:
-		logger.Debugw("received-onu-physical-equipment-error-indication ", log.Fields{"alarm-ind": alarmInd})
-		err = em.onuPhysicalEquipmentErrorIndication(alarmInd.GetOnuPhysicalEquipmentErrorInd(), deviceID, raisedTs)
+		logger.Debugw(ctx, "received-onu-physical-equipment-error-indication ", log.Fields{"alarm-ind": alarmInd})
+		err = em.onuPhysicalEquipmentErrorIndication(ctx, alarmInd.GetOnuPhysicalEquipmentErrorInd(), deviceID, raisedTs)
 	case *oop.AlarmIndication_OnuLossOfAckInd:
-		logger.Debugw("received-onu-loss-of-acknowledgement-indication ", log.Fields{"alarm-ind": alarmInd})
-		err = em.onuLossOfAcknowledgementIndication(alarmInd.GetOnuLossOfAckInd(), deviceID, raisedTs)
+		logger.Debugw(ctx, "received-onu-loss-of-acknowledgement-indication ", log.Fields{"alarm-ind": alarmInd})
+		err = em.onuLossOfAcknowledgementIndication(ctx, alarmInd.GetOnuLossOfAckInd(), deviceID, raisedTs)
 	case *oop.AlarmIndication_OnuDiffReachExceededInd:
-		logger.Debugw("received-onu-differential-reach-exceeded-indication ", log.Fields{"alarm-ind": alarmInd})
-		err = em.onuDifferentialReachExceededIndication(alarmInd.GetOnuDiffReachExceededInd(), deviceID, raisedTs)
+		logger.Debugw(ctx, "received-onu-differential-reach-exceeded-indication ", log.Fields{"alarm-ind": alarmInd})
+		err = em.onuDifferentialReachExceededIndication(ctx, alarmInd.GetOnuDiffReachExceededInd(), deviceID, raisedTs)
 	default:
 		err = olterrors.NewErrInvalidValue(log.Fields{"indication-type": alarmInd}, nil)
 	}
@@ -167,7 +167,7 @@
 }
 
 // oltUpDownIndication handles Up and Down state of an OLT
-func (em *OpenOltEventMgr) oltUpDownIndication(oltIndication *oop.OltIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) oltUpDownIndication(ctx context.Context, oltIndication *oop.OltIndication, deviceID string, raisedTs int64) error {
 	var de voltha.DeviceEvent
 	context := make(map[string]string)
 	/* Populating event context */
@@ -181,15 +181,15 @@
 		de.DeviceEventName = fmt.Sprintf("%s_%s", oltIndicationDown, "CLEAR_EVENT")
 	}
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(&de, communication, olt, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, &de, communication, olt, raisedTs); err != nil {
 		return olterrors.NewErrCommunication("send-olt-event", log.Fields{"device-id": deviceID}, err)
 	}
-	logger.Debugw("olt-updown-event-sent-to-kafka", log.Fields{})
+	logger.Debugw(ctx, "olt-updown-event-sent-to-kafka", log.Fields{})
 	return nil
 }
 
 // OnuDiscoveryIndication is an exported method to handle ONU discovery event
-func (em *OpenOltEventMgr) OnuDiscoveryIndication(onuDisc *oop.OnuDiscIndication, oltDeviceID string, onuDeviceID string, OnuID uint32, serialNumber string, raisedTs int64) error {
+func (em *OpenOltEventMgr) OnuDiscoveryIndication(ctx context.Context, onuDisc *oop.OnuDiscIndication, oltDeviceID string, onuDeviceID string, OnuID uint32, serialNumber string, raisedTs int64) error {
 	var de voltha.DeviceEvent
 	context := make(map[string]string)
 	/* Populating event context */
@@ -202,20 +202,20 @@
 	de.ResourceId = oltDeviceID
 	de.DeviceEventName = fmt.Sprintf("%s_%s", onuDiscoveryEvent, "RAISE_EVENT")
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(&de, equipment, pon, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, &de, equipment, pon, raisedTs); err != nil {
 		return olterrors.NewErrCommunication("send-onu-discovery-event",
 			log.Fields{
 				"serial-number": serialNumber,
 				"intf-id":       onuDisc.IntfId}, err)
 	}
-	logger.Debugw("onu-discovery-event-sent-to-kafka",
+	logger.Debugw(ctx, "onu-discovery-event-sent-to-kafka",
 		log.Fields{
 			"serial-number": serialNumber,
 			"intf-id":       onuDisc.IntfId})
 	return nil
 }
 
-func (em *OpenOltEventMgr) oltLosIndication(oltLos *oop.LosIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) oltLosIndication(ctx context.Context, oltLos *oop.LosIndication, deviceID string, raisedTs int64) error {
 	var err error = nil
 	var de voltha.DeviceEvent
 	var alarmInd oop.OnuAlarmIndication
@@ -239,7 +239,7 @@
 				alarmInd.IntfId = ponIntdID
 				alarmInd.OnuId = onuInCache.(*OnuDevice).onuID
 				alarmInd.LosStatus = statusCheckOn
-				err = em.onuAlarmIndication(&alarmInd, deviceID, raisedTs)
+				err = em.onuAlarmIndication(ctx, &alarmInd, deviceID, raisedTs)
 			}
 			return true
 		})
@@ -251,14 +251,14 @@
 		de.DeviceEventName = fmt.Sprintf("%s_%s", oltLosEvent, "CLEAR_EVENT")
 	}
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(&de, communication, olt, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, &de, communication, olt, raisedTs); err != nil {
 		return err
 	}
-	logger.Debugw("olt-los-event-sent-to-kafka", log.Fields{"intf-id": oltLos.IntfId})
+	logger.Debugw(ctx, "olt-los-event-sent-to-kafka", log.Fields{"intf-id": oltLos.IntfId})
 	return nil
 }
 
-func (em *OpenOltEventMgr) onuDyingGaspIndication(dgi *oop.DyingGaspIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) onuDyingGaspIndication(ctx context.Context, dgi *oop.DyingGaspIndication, deviceID string, raisedTs int64) error {
 	var de voltha.DeviceEvent
 	var serialNumber string
 	context := make(map[string]string)
@@ -276,22 +276,22 @@
 	de.ResourceId = deviceID
 	de.DeviceEventName = fmt.Sprintf("%s_%s", onuDyingGaspEvent, "EVENT")
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(&de, communication, pon, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, &de, communication, pon, raisedTs); err != nil {
 		return err
 	}
-	logger.Debugw("onu-dying-gasp-event-sent-to-kafka", log.Fields{"intf-id": dgi.IntfId})
+	logger.Debugw(ctx, "onu-dying-gasp-event-sent-to-kafka", log.Fields{"intf-id": dgi.IntfId})
 	return nil
 }
 
 //wasLosRaised checks whether los raised already. If already raised returns true else false
-func (em *OpenOltEventMgr) wasLosRaised(onuAlarm *oop.OnuAlarmIndication) bool {
+func (em *OpenOltEventMgr) wasLosRaised(ctx context.Context, onuAlarm *oop.OnuAlarmIndication) bool {
 	onuKey := em.handler.formOnuKey(onuAlarm.IntfId, onuAlarm.OnuId)
 	if onuInCache, ok := em.handler.onus.Load(onuKey); ok {
-		logger.Debugw("onu-device-found-in-cache.", log.Fields{"intfID": onuAlarm.IntfId, "onuID": onuAlarm.OnuId})
+		logger.Debugw(ctx, "onu-device-found-in-cache.", log.Fields{"intfID": onuAlarm.IntfId, "onuID": onuAlarm.OnuId})
 
 		if onuAlarm.LosStatus == statusCheckOn {
 			if onuInCache.(*OnuDevice).losRaised {
-				logger.Warnw("onu-los-raised-already", log.Fields{"onu_id": onuAlarm.OnuId,
+				logger.Warnw(ctx, "onu-los-raised-already", log.Fields{"onu_id": onuAlarm.OnuId,
 					"intf_id": onuAlarm.IntfId, "LosStatus": onuAlarm.LosStatus})
 				return true
 			}
@@ -302,14 +302,14 @@
 }
 
 //wasLosCleared checks whether los cleared already. If already cleared returns true else false
-func (em *OpenOltEventMgr) wasLosCleared(onuAlarm *oop.OnuAlarmIndication) bool {
+func (em *OpenOltEventMgr) wasLosCleared(ctx context.Context, onuAlarm *oop.OnuAlarmIndication) bool {
 	onuKey := em.handler.formOnuKey(onuAlarm.IntfId, onuAlarm.OnuId)
 	if onuInCache, ok := em.handler.onus.Load(onuKey); ok {
-		logger.Debugw("onu-device-found-in-cache.", log.Fields{"intfID": onuAlarm.IntfId, "onuID": onuAlarm.OnuId})
+		logger.Debugw(ctx, "onu-device-found-in-cache.", log.Fields{"intfID": onuAlarm.IntfId, "onuID": onuAlarm.OnuId})
 
 		if onuAlarm.LosStatus == statusCheckOff {
 			if !onuInCache.(*OnuDevice).losRaised {
-				logger.Warnw("onu-los-cleared-already", log.Fields{"onu_id": onuAlarm.OnuId,
+				logger.Warnw(ctx, "onu-los-cleared-already", log.Fields{"onu_id": onuAlarm.OnuId,
 					"intf_id": onuAlarm.IntfId, "LosStatus": onuAlarm.LosStatus})
 				return true
 			}
@@ -349,7 +349,7 @@
 	return deviceEventName
 }
 
-func (em *OpenOltEventMgr) onuAlarmIndication(onuAlarm *oop.OnuAlarmIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) onuAlarmIndication(ctx context.Context, onuAlarm *oop.OnuAlarmIndication, deviceID string, raisedTs int64) error {
 	var de voltha.DeviceEvent
 	var serialNumber string
 	context := make(map[string]string)
@@ -370,7 +370,7 @@
 
 	switch onuAlarm.LosStatus {
 	case statusCheckOn:
-		if em.wasLosRaised(onuAlarm) {
+		if em.wasLosRaised(ctx, onuAlarm) {
 			/* No need to raise Onu Los Event as it might have already raised
 			   or Onu might have deleted */
 			return nil
@@ -383,7 +383,7 @@
 				onuInCache.(*OnuDevice).proxyDeviceID, true))
 		}
 	case statusCheckOff:
-		if em.wasLosCleared(onuAlarm) {
+		if em.wasLosCleared(ctx, onuAlarm) {
 			/* No need to clear Onu Los Event as it might have already cleared
 			   or Onu might have deleted */
 			return nil
@@ -398,14 +398,14 @@
 	}
 
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(&de, communication, onu, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, &de, communication, onu, raisedTs); err != nil {
 		return err
 	}
-	logger.Debugw("onu-los-event-sent-to-kafka", log.Fields{"onu-id": onuAlarm.OnuId, "intf-id": onuAlarm.IntfId})
+	logger.Debugw(ctx, "onu-los-event-sent-to-kafka", log.Fields{"onu-id": onuAlarm.OnuId, "intf-id": onuAlarm.IntfId})
 	return nil
 }
 
-func (em *OpenOltEventMgr) onuActivationFailIndication(oaf *oop.OnuActivationFailureIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) onuActivationFailIndication(ctx context.Context, oaf *oop.OnuActivationFailureIndication, deviceID string, raisedTs int64) error {
 	var de voltha.DeviceEvent
 	context := make(map[string]string)
 	/* Populating event context */
@@ -417,14 +417,14 @@
 	de.ResourceId = deviceID
 	de.DeviceEventName = fmt.Sprintf("%s_%s", onuActivationFailEvent, "RAISE_EVENT")
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(&de, equipment, pon, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, &de, equipment, pon, raisedTs); err != nil {
 		return err
 	}
-	logger.Debugw("onu-activation-failure-event-sent-to-kafka", log.Fields{"onu-id": oaf.OnuId, "intf-id": oaf.IntfId})
+	logger.Debugw(ctx, "onu-activation-failure-event-sent-to-kafka", log.Fields{"onu-id": oaf.OnuId, "intf-id": oaf.IntfId})
 	return nil
 }
 
-func (em *OpenOltEventMgr) onuLossOmciIndication(onuLossOmci *oop.OnuLossOfOmciChannelIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) onuLossOmciIndication(ctx context.Context, onuLossOmci *oop.OnuLossOfOmciChannelIndication, deviceID string, raisedTs int64) error {
 	var de voltha.DeviceEvent
 	context := make(map[string]string)
 	/* Populating event context */
@@ -439,14 +439,14 @@
 		de.DeviceEventName = fmt.Sprintf("%s_%s", onuLossOmciEvent, "CLEAR_EVENT")
 	}
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(&de, communication, pon, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, &de, communication, pon, raisedTs); err != nil {
 		return err
 	}
-	logger.Debugw("onu-loss-of-omci-channel-event-sent-to-kafka", log.Fields{"onu-id": onuLossOmci.OnuId, "intf-id": onuLossOmci.IntfId})
+	logger.Debugw(ctx, "onu-loss-of-omci-channel-event-sent-to-kafka", log.Fields{"onu-id": onuLossOmci.OnuId, "intf-id": onuLossOmci.IntfId})
 	return nil
 }
 
-func (em *OpenOltEventMgr) onuDriftOfWindowIndication(onuDriftWindow *oop.OnuDriftOfWindowIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) onuDriftOfWindowIndication(ctx context.Context, onuDriftWindow *oop.OnuDriftOfWindowIndication, deviceID string, raisedTs int64) error {
 	var de voltha.DeviceEvent
 	context := make(map[string]string)
 	/* Populating event context */
@@ -463,14 +463,14 @@
 		de.DeviceEventName = fmt.Sprintf("%s_%s", onuDriftOfWindowEvent, "CLEAR_EVENT")
 	}
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(&de, communication, pon, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, &de, communication, pon, raisedTs); err != nil {
 		return err
 	}
-	logger.Debugw("onu-drift-of-window-event-sent-to-kafka", log.Fields{"onu-id": onuDriftWindow.OnuId, "intf-id": onuDriftWindow.IntfId})
+	logger.Debugw(ctx, "onu-drift-of-window-event-sent-to-kafka", log.Fields{"onu-id": onuDriftWindow.OnuId, "intf-id": onuDriftWindow.IntfId})
 	return nil
 }
 
-func (em *OpenOltEventMgr) onuSignalDegradeIndication(onuSignalDegrade *oop.OnuSignalDegradeIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) onuSignalDegradeIndication(ctx context.Context, onuSignalDegrade *oop.OnuSignalDegradeIndication, deviceID string, raisedTs int64) error {
 	var de voltha.DeviceEvent
 	context := make(map[string]string)
 	/* Populating event context */
@@ -486,14 +486,14 @@
 		de.DeviceEventName = fmt.Sprintf("%s_%s", onuSignalDegradeEvent, "CLEAR_EVENT")
 	}
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(&de, communication, pon, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, &de, communication, pon, raisedTs); err != nil {
 		return err
 	}
-	logger.Debugw("onu-signal-degrade-event-sent-to-kafka", log.Fields{"onu-id": onuSignalDegrade.OnuId, "intf-id": onuSignalDegrade.IntfId})
+	logger.Debugw(ctx, "onu-signal-degrade-event-sent-to-kafka", log.Fields{"onu-id": onuSignalDegrade.OnuId, "intf-id": onuSignalDegrade.IntfId})
 	return nil
 }
 
-func (em *OpenOltEventMgr) onuSignalsFailIndication(onuSignalsFail *oop.OnuSignalsFailureIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) onuSignalsFailIndication(ctx context.Context, onuSignalsFail *oop.OnuSignalsFailureIndication, deviceID string, raisedTs int64) error {
 	var de voltha.DeviceEvent
 	context := make(map[string]string)
 	/* Populating event context */
@@ -509,14 +509,14 @@
 		de.DeviceEventName = fmt.Sprintf("%s_%s", onuSignalsFailEvent, "CLEAR_EVENT")
 	}
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(&de, communication, pon, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, &de, communication, pon, raisedTs); err != nil {
 		return err
 	}
-	logger.Debugw("onu-signals-fail-event-sent-to-kafka", log.Fields{"onu-id": onuSignalsFail.OnuId, "intf-id": onuSignalsFail.IntfId})
+	logger.Debugw(ctx, "onu-signals-fail-event-sent-to-kafka", log.Fields{"onu-id": onuSignalsFail.OnuId, "intf-id": onuSignalsFail.IntfId})
 	return nil
 }
 
-func (em *OpenOltEventMgr) onuStartupFailedIndication(onuStartupFail *oop.OnuStartupFailureIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) onuStartupFailedIndication(ctx context.Context, onuStartupFail *oop.OnuStartupFailureIndication, deviceID string, raisedTs int64) error {
 	var de voltha.DeviceEvent
 	context := make(map[string]string)
 	/* Populating event context */
@@ -532,14 +532,14 @@
 		de.DeviceEventName = fmt.Sprintf("%s_%s", onuStartupFailEvent, "CLEAR_EVENT")
 	}
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(&de, communication, pon, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, &de, communication, pon, raisedTs); err != nil {
 		return err
 	}
-	logger.Debugw("onu-startup-fail-event-sent-to-kafka", log.Fields{"onu-id": onuStartupFail.OnuId, "intf-id": onuStartupFail.IntfId})
+	logger.Debugw(ctx, "onu-startup-fail-event-sent-to-kafka", log.Fields{"onu-id": onuStartupFail.OnuId, "intf-id": onuStartupFail.IntfId})
 	return nil
 }
 
-func (em *OpenOltEventMgr) onuLossOfSyncIndication(onuLOKI *oop.OnuLossOfKeySyncFailureIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) onuLossOfSyncIndication(ctx context.Context, onuLOKI *oop.OnuLossOfKeySyncFailureIndication, deviceID string, raisedTs int64) error {
 	var de voltha.DeviceEvent
 	context := make(map[string]string)
 	/* Populating event context */
@@ -555,27 +555,27 @@
 	}
 
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(&de, security, onu, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, &de, security, onu, raisedTs); err != nil {
 		return err
 	}
-	logger.Debugw("onu-loss-of-key-sync-event-sent-to-kafka", log.Fields{"onu-id": onuLOKI.OnuId, "intf-id": onuLOKI.IntfId})
+	logger.Debugw(ctx, "onu-loss-of-key-sync-event-sent-to-kafka", log.Fields{"onu-id": onuLOKI.OnuId, "intf-id": onuLOKI.IntfId})
 	return nil
 }
 
 // oltIntfOperIndication handles Up and Down state of an OLT PON ports
-func (em *OpenOltEventMgr) oltIntfOperIndication(ifindication *oop.IntfOperIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) oltIntfOperIndication(ctx context.Context, ifindication *oop.IntfOperIndication, deviceID string, raisedTs int64) error {
 	var de voltha.DeviceEvent
-	context := make(map[string]string)
 	portID := IntfIDToPortNo(ifindication.IntfId, voltha.Port_PON_OLT)
-	device, err := em.handler.coreProxy.GetDevice(ctx.Background(), deviceID, deviceID)
+	device, err := em.handler.coreProxy.GetDevice(context.Background(), deviceID, deviceID)
 	if err != nil {
 		return olterrors.NewErrAdapter("error-while-fetching-device-object", log.Fields{"DeviceId": deviceID}, err)
 	}
+	context := make(map[string]string)
 	for _, port := range device.Ports {
 		if port.PortNo == portID {
 			// Events are suppressed if the Port Adminstate is not enabled.
 			if port.AdminState != common.AdminState_ENABLED {
-				logger.Debugw("port-disable/enable-event-not-generated--the-port-is-not-enabled-by-operator", log.Fields{"deviceId": deviceID, "port": port})
+				logger.Debugw(ctx, "port-disable/enable-event-not-generated--the-port-is-not-enabled-by-operator", log.Fields{"deviceId": deviceID, "port": port})
 				return nil
 			}
 			break
@@ -593,14 +593,14 @@
 		de.DeviceEventName = fmt.Sprintf("%s_%s", ponIntfDownIndiction, "CLEAR_EVENT")
 	}
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(&de, communication, olt, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, &de, communication, olt, raisedTs); err != nil {
 		return olterrors.NewErrCommunication("send-olt-intf-oper-status-event", log.Fields{"device-id": deviceID, "intf-id": ifindication.IntfId, "oper-state": ifindication.OperState}, err).Log()
 	}
-	logger.Debug("sent-olt-intf-oper-status-event-to-kafka")
+	logger.Debug(ctx, "sent-olt-intf-oper-status-event-to-kafka")
 	return nil
 }
 
-func (em *OpenOltEventMgr) onuDeactivationFailureIndication(onuDFI *oop.OnuDeactivationFailureIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) onuDeactivationFailureIndication(ctx context.Context, onuDFI *oop.OnuDeactivationFailureIndication, deviceID string, raisedTs int64) error {
 	var de voltha.DeviceEvent
 	context := make(map[string]string)
 	/* Populating event context */
@@ -615,13 +615,13 @@
 		de.DeviceEventName = fmt.Sprintf("%s_%s", onuDeactivationFailureEvent, "CLEAR_EVENT")
 	}
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(&de, equipment, onu, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, &de, equipment, onu, raisedTs); err != nil {
 		return err
 	}
-	logger.Debugw("onu-deactivation-failure-event-sent-to-kafka", log.Fields{"onu-id": onuDFI.OnuId, "intf-id": onuDFI.IntfId})
+	logger.Debugw(ctx, "onu-deactivation-failure-event-sent-to-kafka", log.Fields{"onu-id": onuDFI.OnuId, "intf-id": onuDFI.IntfId})
 	return nil
 }
-func (em *OpenOltEventMgr) onuRemoteDefectIndication(onuID uint32, intfID uint32, rdiCount uint64, status string, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) onuRemoteDefectIndication(ctx context.Context, onuID uint32, intfID uint32, rdiCount uint64, status string, deviceID string, raisedTs int64) error {
 	/* Populating event context */
 	context := map[string]string{
 		"onu-id":    strconv.FormatUint(uint64(onuID), base10),
@@ -639,29 +639,29 @@
 		de.DeviceEventName = fmt.Sprintf("%s_%s", onuRemoteDefectIndication, "CLEAR_EVENT")
 	}
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(de, equipment, onu, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, de, equipment, onu, raisedTs); err != nil {
 		return err
 	}
-	logger.Debugw("onu-remote-defect-event-sent-to-kafka", log.Fields{"onu-id": onuID, "intf-id": intfID})
+	logger.Debugw(ctx, "onu-remote-defect-event-sent-to-kafka", log.Fields{"onu-id": onuID, "intf-id": intfID})
 	return nil
 }
 
-func (em *OpenOltEventMgr) onuItuPonStatsIndication(onuIPS *oop.OnuItuPonStatsIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) onuItuPonStatsIndication(ctx context.Context, onuIPS *oop.OnuItuPonStatsIndication, deviceID string, raisedTs int64) error {
 	onuDevice, found := em.handler.onus.Load(em.handler.formOnuKey(onuIPS.IntfId, onuIPS.OnuId))
 	if !found {
 		return errors.New("unknown-onu-device")
 	}
 	if onuIPS.GetRdiErrorInd().Status == statusCheckOn {
 		if !onuDevice.(*OnuDevice).rdiRaised {
-			if err := em.onuRemoteDefectIndication(onuIPS.OnuId, onuIPS.IntfId, onuIPS.GetRdiErrorInd().RdiErrorCount, statusCheckOn, deviceID, raisedTs); err != nil {
+			if err := em.onuRemoteDefectIndication(ctx, onuIPS.OnuId, onuIPS.IntfId, onuIPS.GetRdiErrorInd().RdiErrorCount, statusCheckOn, deviceID, raisedTs); err != nil {
 				return err
 			}
 			onuDevice.(*OnuDevice).rdiRaised = true
 			return nil
 		}
-		logger.Debugw("onu-remote-defect-already-raised", log.Fields{"onu-id": onuIPS.OnuId, "intf-id": onuIPS.IntfId})
+		logger.Debugw(ctx, "onu-remote-defect-already-raised", log.Fields{"onu-id": onuIPS.OnuId, "intf-id": onuIPS.IntfId})
 	} else {
-		if err := em.onuRemoteDefectIndication(onuIPS.OnuId, onuIPS.IntfId, onuIPS.GetRdiErrorInd().RdiErrorCount, statusCheckOff, deviceID, raisedTs); err != nil {
+		if err := em.onuRemoteDefectIndication(ctx, onuIPS.OnuId, onuIPS.IntfId, onuIPS.GetRdiErrorInd().RdiErrorCount, statusCheckOff, deviceID, raisedTs); err != nil {
 			return err
 		}
 		onuDevice.(*OnuDevice).rdiRaised = false
@@ -669,7 +669,7 @@
 	return nil
 }
 
-func (em *OpenOltEventMgr) onuLossOfGEMChannelDelineationIndication(onuGCD *oop.OnuLossOfGEMChannelDelineationIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) onuLossOfGEMChannelDelineationIndication(ctx context.Context, onuGCD *oop.OnuLossOfGEMChannelDelineationIndication, deviceID string, raisedTs int64) error {
 	/* Populating event context */
 	context := map[string]string{
 		"onu-id":             strconv.FormatUint(uint64(onuGCD.OnuId), base10),
@@ -687,14 +687,14 @@
 		de.DeviceEventName = fmt.Sprintf("%s_%s", onuLossOfGEMChannelDelineationEvent, "CLEAR_EVENT")
 	}
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(de, communication, onu, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, de, communication, onu, raisedTs); err != nil {
 		return err
 	}
-	logger.Debugw("onu-loss-of-gem-channel-delineation-event-sent-to-kafka", log.Fields{"onu-id": onuGCD.OnuId, "intf-id": onuGCD.IntfId})
+	logger.Debugw(ctx, "onu-loss-of-gem-channel-delineation-event-sent-to-kafka", log.Fields{"onu-id": onuGCD.OnuId, "intf-id": onuGCD.IntfId})
 	return nil
 }
 
-func (em *OpenOltEventMgr) onuPhysicalEquipmentErrorIndication(onuErr *oop.OnuPhysicalEquipmentErrorIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) onuPhysicalEquipmentErrorIndication(ctx context.Context, onuErr *oop.OnuPhysicalEquipmentErrorIndication, deviceID string, raisedTs int64) error {
 	/* Populating event context */
 	context := map[string]string{
 		"onu-id":  strconv.FormatUint(uint64(onuErr.OnuId), base10),
@@ -711,14 +711,14 @@
 		de.DeviceEventName = fmt.Sprintf("%s_%s", onuPhysicalEquipmentErrorEvent, "CLEAR_EVENT")
 	}
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(de, equipment, onu, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, de, equipment, onu, raisedTs); err != nil {
 		return err
 	}
-	logger.Debugw("onu-physical-equipment-error-event-sent-to-kafka", log.Fields{"onu-id": onuErr.OnuId, "intf-id": onuErr.IntfId})
+	logger.Debugw(ctx, "onu-physical-equipment-error-event-sent-to-kafka", log.Fields{"onu-id": onuErr.OnuId, "intf-id": onuErr.IntfId})
 	return nil
 }
 
-func (em *OpenOltEventMgr) onuLossOfAcknowledgementIndication(onuLOA *oop.OnuLossOfAcknowledgementIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) onuLossOfAcknowledgementIndication(ctx context.Context, onuLOA *oop.OnuLossOfAcknowledgementIndication, deviceID string, raisedTs int64) error {
 	/* Populating event context */
 	context := map[string]string{
 		"onu-id":  strconv.FormatUint(uint64(onuLOA.OnuId), base10),
@@ -735,14 +735,14 @@
 		de.DeviceEventName = fmt.Sprintf("%s_%s", onuLossOfAcknowledgementEvent, "CLEAR_EVENT")
 	}
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(de, equipment, onu, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, de, equipment, onu, raisedTs); err != nil {
 		return err
 	}
-	logger.Debugw("onu-physical-equipment-error-event-sent-to-kafka", log.Fields{"onu-id": onuLOA.OnuId, "intf-id": onuLOA.IntfId})
+	logger.Debugw(ctx, "onu-physical-equipment-error-event-sent-to-kafka", log.Fields{"onu-id": onuLOA.OnuId, "intf-id": onuLOA.IntfId})
 	return nil
 }
 
-func (em *OpenOltEventMgr) onuDifferentialReachExceededIndication(onuDRE *oop.OnuDifferentialReachExceededIndication, deviceID string, raisedTs int64) error {
+func (em *OpenOltEventMgr) onuDifferentialReachExceededIndication(ctx context.Context, onuDRE *oop.OnuDifferentialReachExceededIndication, deviceID string, raisedTs int64) error {
 	/* Populating event context */
 	context := map[string]string{
 		"onu-id":                strconv.FormatUint(uint64(onuDRE.OnuId), base10),
@@ -760,7 +760,7 @@
 		de.DeviceEventName = fmt.Sprintf("%s_%s", onuDifferentialReachExceededEvent, "CLEAR_EVENT")
 	}
 	/* Send event to KAFKA */
-	if err := em.eventProxy.SendDeviceEvent(de, equipment, onu, raisedTs); err != nil {
+	if err := em.eventProxy.SendDeviceEvent(ctx, de, equipment, onu, raisedTs); err != nil {
 		return err
 	}
 	log.Debugw("onu-differential-reach-exceeded–event-sent-to-kafka", log.Fields{"onu-id": onuDRE.OnuId, "intf-id": onuDRE.IntfId})
diff --git a/internal/pkg/core/openolt_eventmgr_test.go b/internal/pkg/core/openolt_eventmgr_test.go
index ebbf976..fbc3539 100644
--- a/internal/pkg/core/openolt_eventmgr_test.go
+++ b/internal/pkg/core/openolt_eventmgr_test.go
@@ -18,12 +18,12 @@
 package core
 
 import (
+	"context"
+	"github.com/opencord/voltha-openolt-adapter/pkg/mocks"
+	oop "github.com/opencord/voltha-protos/v3/go/openolt"
 	"sync"
 	"testing"
 	"time"
-
-	"github.com/opencord/voltha-openolt-adapter/pkg/mocks"
-	oop "github.com/opencord/voltha-protos/v3/go/openolt"
 )
 
 func mockEventMgr() *OpenOltEventMgr {
@@ -132,7 +132,7 @@
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			em.ProcessEvents(tt.args.alarmInd, tt.args.deviceID, tt.args.raisedTs)
+			em.ProcessEvents(context.Background(), tt.args.alarmInd, tt.args.deviceID, tt.args.raisedTs)
 		})
 	}
 }
@@ -158,7 +158,7 @@
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			em.OnuDiscoveryIndication(tt.args.onuDisc, tt.args.oltDeviceID, tt.args.onuDeviceID, tt.args.OnuID, tt.args.serialNumber, tt.args.raisedTs)
+			em.OnuDiscoveryIndication(context.Background(), tt.args.onuDisc, tt.args.oltDeviceID, tt.args.onuDeviceID, tt.args.OnuID, tt.args.serialNumber, tt.args.raisedTs)
 		})
 	}
 }
diff --git a/internal/pkg/core/openolt_flowmgr.go b/internal/pkg/core/openolt_flowmgr.go
index d14194e..b31c312 100644
--- a/internal/pkg/core/openolt_flowmgr.go
+++ b/internal/pkg/core/openolt_flowmgr.go
@@ -228,7 +228,7 @@
 
 //NewFlowManager creates OpenOltFlowMgr object and initializes the parameters
 func NewFlowManager(ctx context.Context, dh *DeviceHandler, rMgr *rsrcMgr.OpenOltResourceMgr) *OpenOltFlowMgr {
-	logger.Infow("initializing-flow-manager", log.Fields{"device-id": dh.device.Id})
+	logger.Infow(ctx, "initializing-flow-manager", log.Fields{"device-id": dh.device.Id})
 	var flowMgr OpenOltFlowMgr
 	var err error
 	var idx uint32
@@ -236,8 +236,8 @@
 	flowMgr.deviceHandler = dh
 	flowMgr.resourceMgr = rMgr
 	flowMgr.techprofile = make(map[uint32]tp.TechProfileIf)
-	if err = flowMgr.populateTechProfilePerPonPort(); err != nil {
-		logger.Errorw("error-while-populating-tech-profile-mgr", log.Fields{"error": err})
+	if err = flowMgr.populateTechProfilePerPonPort(ctx); err != nil {
+		logger.Errorw(ctx, "error-while-populating-tech-profile-mgr", log.Fields{"error": err})
 		return nil
 	}
 	flowMgr.onuIdsLock = sync.RWMutex{}
@@ -248,7 +248,7 @@
 	//Load the onugem info cache from kv store on flowmanager start
 	for idx = 0; idx < ponPorts; idx++ {
 		if flowMgr.onuGemInfo[idx], err = rMgr.GetOnuGemInfo(ctx, idx); err != nil {
-			logger.Error("failed-to-load-onu-gem-info-cache")
+			logger.Error(ctx, "failed-to-load-onu-gem-info-cache")
 		}
 		//Load flowID list per gem map per interface from the kvstore.
 		flowMgr.loadFlowIDlistForGem(ctx, idx)
@@ -259,19 +259,19 @@
 	flowMgr.interfaceToMcastQueueMap = make(map[uint32]*queueInfoBrief)
 	//load interface to multicast queue map from kv store
 	flowMgr.loadInterfaceToMulticastQueueMap(ctx)
-	logger.Info("initialization-of-flow-manager-success")
+	logger.Info(ctx, "initialization-of-flow-manager-success")
 	return &flowMgr
 }
 
-func (f *OpenOltFlowMgr) generateStoredFlowID(flowID uint32, direction string) (uint64, error) {
+func (f *OpenOltFlowMgr) generateStoredFlowID(ctx context.Context, flowID uint32, direction string) (uint64, error) {
 	if direction == Upstream {
-		logger.Debugw("upstream-flow-shifting-id", log.Fields{"device-id": f.deviceHandler.device.Id})
+		logger.Debugw(ctx, "upstream-flow-shifting-id", log.Fields{"device-id": f.deviceHandler.device.Id})
 		return 0x1<<15 | uint64(flowID), nil
 	} else if direction == Downstream {
-		logger.Debugw("downstream-flow-not-shifting-id", log.Fields{"device-id": f.deviceHandler.device.Id})
+		logger.Debugw(ctx, "downstream-flow-not-shifting-id", log.Fields{"device-id": f.deviceHandler.device.Id})
 		return uint64(flowID), nil
 	} else if direction == Multicast {
-		logger.Debugw("multicast-flow-shifting-id", log.Fields{"device-id": f.deviceHandler.device.Id})
+		logger.Debugw(ctx, "multicast-flow-shifting-id", log.Fields{"device-id": f.deviceHandler.device.Id})
 		return 0x2<<15 | uint64(flowID), nil
 	} else {
 		return 0, olterrors.NewErrInvalidValue(log.Fields{"direction": direction}, nil).Log()
@@ -279,7 +279,7 @@
 }
 
 func (f *OpenOltFlowMgr) registerFlow(ctx context.Context, flowFromCore *ofp.OfpFlowStats, deviceFlow *openoltpb2.Flow) {
-	logger.Debugw("registering-flow-for-device ",
+	logger.Debugw(ctx, "registering-flow-for-device ",
 		log.Fields{
 			"flow":      flowFromCore,
 			"device-id": f.deviceHandler.device.Id})
@@ -301,7 +301,7 @@
 	var gemPorts []uint32
 	var TpInst interface{}
 
-	logger.Infow("dividing-flow", log.Fields{
+	logger.Infow(ctx, "dividing-flow", log.Fields{
 		"device-id":  f.deviceHandler.device.Id,
 		"intf-id":    intfID,
 		"onu-id":     onuID,
@@ -316,7 +316,7 @@
 	// is because the flow is an NNI flow and there would be no onu resources associated with it
 	// TODO: properly deal with NNI flows
 	if onuID <= 0 {
-		logger.Errorw("no-onu-id-for-flow",
+		logger.Errorw(ctx, "no-onu-id-for-flow",
 			log.Fields{
 				"port-no":   portNo,
 				"classifer": classifierInfo,
@@ -326,13 +326,13 @@
 	}
 
 	uni := getUniPortPath(f.deviceHandler.device.Id, intfID, int32(onuID), int32(uniID))
-	logger.Debugw("uni-port-path", log.Fields{
+	logger.Debugw(ctx, "uni-port-path", log.Fields{
 		"uni":       uni,
 		"device-id": f.deviceHandler.device.Id})
 
 	tpLockMapKey := tpLockKey{intfID, onuID, uniID}
 	if f.perUserFlowHandleLock.TryLock(tpLockMapKey) {
-		logger.Debugw("dividing-flow-create-tcont-gem-ports", log.Fields{
+		logger.Debugw(ctx, "dividing-flow-create-tcont-gem-ports", log.Fields{
 			"device-id":  f.deviceHandler.device.Id,
 			"intf-id":    intfID,
 			"onu-id":     onuID,
@@ -345,7 +345,7 @@
 			"tp-id":      TpID})
 		allocID, gemPorts, TpInst = f.createTcontGemports(ctx, intfID, onuID, uniID, uni, portNo, TpID, UsMeterID, DsMeterID, flowMetadata)
 		if allocID == 0 || gemPorts == nil || TpInst == nil {
-			logger.Error("alloc-id-gem-ports-tp-unavailable")
+			logger.Error(ctx, "alloc-id-gem-ports-tp-unavailable")
 			f.perUserFlowHandleLock.Unlock(tpLockMapKey)
 			return
 		}
@@ -362,7 +362,7 @@
 		f.checkAndAddFlow(ctx, args, classifierInfo, actionInfo, flow, TpInst, gemPorts, TpID, uni)
 		f.perUserFlowHandleLock.Unlock(tpLockMapKey)
 	} else {
-		logger.Errorw("failed-to-acquire-per-user-flow-handle-lock",
+		logger.Errorw(ctx, "failed-to-acquire-per-user-flow-handle-lock",
 			log.Fields{
 				"intf-id":     intfID,
 				"onu-id":      onuID,
@@ -377,7 +377,7 @@
 // CreateSchedulerQueues creates traffic schedulers on the device with the given scheduler configuration and traffic shaping info
 func (f *OpenOltFlowMgr) CreateSchedulerQueues(ctx context.Context, sq schedQueue) error {
 
-	logger.Debugw("CreateSchedulerQueues",
+	logger.Debugw(ctx, "CreateSchedulerQueues",
 		log.Fields{"dir": sq.direction,
 			"intf-id":      sq.intfID,
 			"onu-id":       sq.onuID,
@@ -410,7 +410,7 @@
 
 	if KvStoreMeter != nil {
 		if KvStoreMeter.MeterId == sq.meterID {
-			logger.Debugw("scheduler-already-created-for-upstream", log.Fields{"device-id": f.deviceHandler.device.Id})
+			logger.Debugw(ctx, "scheduler-already-created-for-upstream", log.Fields{"device-id": f.deviceHandler.device.Id})
 			return nil
 		}
 		return olterrors.NewErrInvalidValue(log.Fields{
@@ -420,16 +420,16 @@
 			"device-id":         f.deviceHandler.device.Id}, nil)
 	}
 
-	logger.Debugw("meter-does-not-exist-creating-new",
+	logger.Debugw(ctx, "meter-does-not-exist-creating-new",
 		log.Fields{
 			"meter-id":  sq.meterID,
 			"direction": Direction,
 			"device-id": f.deviceHandler.device.Id})
 
 	if sq.direction == tp_pb.Direction_UPSTREAM {
-		SchedCfg, err = f.techprofile[sq.intfID].GetUsScheduler(sq.tpInst.(*tp.TechProfile))
+		SchedCfg, err = f.techprofile[sq.intfID].GetUsScheduler(ctx, sq.tpInst.(*tp.TechProfile))
 	} else if sq.direction == tp_pb.Direction_DOWNSTREAM {
-		SchedCfg, err = f.techprofile[sq.intfID].GetDsScheduler(sq.tpInst.(*tp.TechProfile))
+		SchedCfg, err = f.techprofile[sq.intfID].GetDsScheduler(ctx, sq.tpInst.(*tp.TechProfile))
 	}
 
 	if err != nil {
@@ -446,14 +446,14 @@
 		for _, meter := range sq.flowMetadata.Meters {
 			if sq.meterID == meter.MeterId {
 				meterConfig = meter
-				logger.Debugw("found-meter-config-from-flowmetadata",
+				logger.Debugw(ctx, "found-meter-config-from-flowmetadata",
 					log.Fields{"meterConfig": meterConfig,
 						"device-id": f.deviceHandler.device.Id})
 				break
 			}
 		}
 	} else {
-		logger.Errorw("flow-metadata-not-present-in-flow", log.Fields{"device-id": f.deviceHandler.device.Id})
+		logger.Errorw(ctx, "flow-metadata-not-present-in-flow", log.Fields{"device-id": f.deviceHandler.device.Id})
 	}
 	if meterConfig == nil {
 		return olterrors.NewErrNotFound("meterbands", log.Fields{
@@ -462,7 +462,7 @@
 			"meter-id":      sq.meterID,
 			"device-id":     f.deviceHandler.device.Id}, nil)
 	} else if len(meterConfig.Bands) < MaxMeterBand {
-		logger.Errorw("invalid-number-of-bands-in-meter",
+		logger.Errorw(ctx, "invalid-number-of-bands-in-meter",
 			log.Fields{"Bands": meterConfig.Bands,
 				"meter-id":  sq.meterID,
 				"device-id": f.deviceHandler.device.Id})
@@ -500,7 +500,7 @@
 				"meter-id":  sq.meterID,
 				"device-id": f.deviceHandler.device.Id}, err)
 	}
-	logger.Infow("updated-meter-info-into-kv-store-successfully",
+	logger.Infow(ctx, "updated-meter-info-into-kv-store-successfully",
 		log.Fields{"direction": Direction,
 			"Meter":     meterConfig,
 			"device-id": f.deviceHandler.device.Id})
@@ -508,8 +508,7 @@
 }
 
 func (f *OpenOltFlowMgr) pushSchedulerQueuesToDevice(ctx context.Context, sq schedQueue, TrafficShaping *tp_pb.TrafficShapingInfo, TrafficSched []*tp_pb.TrafficScheduler) error {
-
-	trafficQueues, err := f.techprofile[sq.intfID].GetTrafficQueues(sq.tpInst.(*tp.TechProfile), sq.direction)
+	trafficQueues, err := f.techprofile[sq.intfID].GetTrafficQueues(ctx, sq.tpInst.(*tp.TechProfile), sq.direction)
 
 	if err != nil {
 		return olterrors.NewErrAdapter("unable-to-construct-traffic-queue-configuration",
@@ -518,7 +517,7 @@
 				"device-id": f.deviceHandler.device.Id}, err)
 	}
 
-	logger.Debugw("sending-traffic-scheduler-create-to-device",
+	logger.Debugw(ctx, "sending-traffic-scheduler-create-to-device",
 		log.Fields{
 			"direction":     sq.direction,
 			"TrafficScheds": TrafficSched,
@@ -529,14 +528,14 @@
 		TrafficScheds: TrafficSched}); err != nil {
 		return olterrors.NewErrAdapter("failed-to-create-traffic-schedulers-in-device", log.Fields{"TrafficScheds": TrafficSched}, err)
 	}
-	logger.Infow("successfully-created-traffic-schedulers", log.Fields{
+	logger.Infow(ctx, "successfully-created-traffic-schedulers", log.Fields{
 		"direction":      sq.direction,
 		"traffic-queues": trafficQueues,
 		"device-id":      f.deviceHandler.device.Id})
 
 	// On receiving the CreateTrafficQueues request, the driver should create corresponding
 	// downstream queues.
-	logger.Debugw("sending-traffic-queues-create-to-device",
+	logger.Debugw(ctx, "sending-traffic-queues-create-to-device",
 		log.Fields{"direction": sq.direction,
 			"traffic-queues": trafficQueues,
 			"device-id":      f.deviceHandler.device.Id})
@@ -547,19 +546,19 @@
 			TechProfileId: TrafficSched[0].TechProfileId}); err != nil {
 		return olterrors.NewErrAdapter("failed-to-create-traffic-queues-in-device", log.Fields{"traffic-queues": trafficQueues}, err)
 	}
-	logger.Infow("successfully-created-traffic-schedulers", log.Fields{
+	logger.Infow(ctx, "successfully-created-traffic-schedulers", log.Fields{
 		"direction":      sq.direction,
 		"traffic-queues": trafficQueues,
 		"device-id":      f.deviceHandler.device.Id})
 
 	if sq.direction == tp_pb.Direction_DOWNSTREAM {
-		multicastTrafficQueues := f.techprofile[sq.intfID].GetMulticastTrafficQueues(sq.tpInst.(*tp.TechProfile))
+		multicastTrafficQueues := f.techprofile[sq.intfID].GetMulticastTrafficQueues(ctx, sq.tpInst.(*tp.TechProfile))
 		if len(multicastTrafficQueues) > 0 {
 			if _, present := f.interfaceToMcastQueueMap[sq.intfID]; !present {
 				//assumed that there is only one queue per PON for the multicast service
 				//the default queue with multicastQueuePerPonPort.Priority per a pon interface is used for multicast service
 				//just put it in interfaceToMcastQueueMap to use for building group members
-				logger.Debugw("multicast-traffic-queues", log.Fields{"device-id": f.deviceHandler.device.Id})
+				logger.Debugw(ctx, "multicast-traffic-queues", log.Fields{"device-id": f.deviceHandler.device.Id})
 				multicastQueuePerPonPort := multicastTrafficQueues[0]
 				f.interfaceToMcastQueueMap[sq.intfID] = &queueInfoBrief{
 					gemPortID:       multicastQueuePerPonPort.GemportId,
@@ -570,7 +569,7 @@
 					multicastQueuePerPonPort.GemportId,
 					multicastQueuePerPonPort.Priority)
 
-				logger.Infow("multicast-queues-successfully-updated", log.Fields{"device-id": f.deviceHandler.device.Id})
+				logger.Infow(ctx, "multicast-queues-successfully-updated", log.Fields{"device-id": f.deviceHandler.device.Id})
 			}
 		}
 	}
@@ -583,7 +582,7 @@
 	var Direction string
 	var SchedCfg *tp_pb.SchedulerConfig
 	var err error
-	logger.Infow("removing-schedulers-and-queues-in-olt",
+	logger.Infow(ctx, "removing-schedulers-and-queues-in-olt",
 		log.Fields{
 			"direction": sq.direction,
 			"intf-id":   sq.intfID,
@@ -592,10 +591,10 @@
 			"uni-port":  sq.uniPort,
 			"device-id": f.deviceHandler.device.Id})
 	if sq.direction == tp_pb.Direction_UPSTREAM {
-		SchedCfg, err = f.techprofile[sq.intfID].GetUsScheduler(sq.tpInst.(*tp.TechProfile))
+		SchedCfg, err = f.techprofile[sq.intfID].GetUsScheduler(ctx, sq.tpInst.(*tp.TechProfile))
 		Direction = "upstream"
 	} else if sq.direction == tp_pb.Direction_DOWNSTREAM {
-		SchedCfg, err = f.techprofile[sq.intfID].GetDsScheduler(sq.tpInst.(*tp.TechProfile))
+		SchedCfg, err = f.techprofile[sq.intfID].GetDsScheduler(ctx, sq.tpInst.(*tp.TechProfile))
 		Direction = "downstream"
 	}
 
@@ -615,7 +614,7 @@
 				"device-id": f.deviceHandler.device.Id}, err)
 	}
 	if KVStoreMeter == nil {
-		logger.Warnw("no-meter-installed-yet",
+		logger.Warnw(ctx, "no-meter-installed-yet",
 			log.Fields{
 				"direction": Direction,
 				"intf-id":   sq.intfID,
@@ -636,7 +635,7 @@
 	TrafficSched := []*tp_pb.TrafficScheduler{f.techprofile[sq.intfID].GetTrafficScheduler(sq.tpInst.(*tp.TechProfile), SchedCfg, TrafficShaping)}
 	TrafficSched[0].TechProfileId = sq.tpID
 
-	TrafficQueues, err := f.techprofile[sq.intfID].GetTrafficQueues(sq.tpInst.(*tp.TechProfile), sq.direction)
+	TrafficQueues, err := f.techprofile[sq.intfID].GetTrafficQueues(ctx, sq.tpInst.(*tp.TechProfile), sq.direction)
 	if err != nil {
 		return olterrors.NewErrAdapter("unable-to-construct-traffic-queue-configuration",
 			log.Fields{
@@ -656,7 +655,7 @@
 				"traffic-queues": TrafficQueues,
 				"device-id":      f.deviceHandler.device.Id}, err)
 	}
-	logger.Infow("removed-traffic-queues-successfully", log.Fields{"device-id": f.deviceHandler.device.Id})
+	logger.Infow(ctx, "removed-traffic-queues-successfully", log.Fields{"device-id": f.deviceHandler.device.Id})
 	if _, err = f.deviceHandler.Client.RemoveTrafficSchedulers(ctx, &tp_pb.TrafficSchedulers{
 		IntfId: sq.intfID, OnuId: sq.onuID,
 		UniId: sq.uniID, PortNo: sq.uniPort,
@@ -667,7 +666,7 @@
 				"traffic-schedulers": TrafficSched}, err)
 	}
 
-	logger.Infow("removed-traffic-schedulers-successfully", log.Fields{"device-id": f.deviceHandler.device.Id})
+	logger.Infow(ctx, "removed-traffic-schedulers-successfully", log.Fields{"device-id": f.deviceHandler.device.Id})
 
 	/* After we successfully remove the scheduler configuration on the OLT device,
 	 * delete the meter id on the KV store.
@@ -680,7 +679,7 @@
 				"meter":     KVStoreMeter.MeterId,
 				"device-id": f.deviceHandler.device.Id}, err)
 	}
-	logger.Infow("removed-meter-from-KV-store-successfully",
+	logger.Infow(ctx, "removed-meter-from-KV-store-successfully",
 		log.Fields{
 			"meter-id":  KVStoreMeter.MeterId,
 			"dir":       Direction,
@@ -699,9 +698,9 @@
 	allocIDs = f.resourceMgr.GetCurrentAllocIDsForOnu(ctx, intfID, onuID, uniID)
 	allgemPortIDs = f.resourceMgr.GetCurrentGEMPortIDsForOnu(ctx, intfID, onuID, uniID)
 
-	tpPath := f.getTPpath(intfID, uni, TpID)
+	tpPath := f.getTPpath(ctx, intfID, uni, TpID)
 
-	logger.Debugw("creating-new-tcont-and-gem", log.Fields{
+	logger.Debugw(ctx, "creating-new-tcont-and-gem", log.Fields{
 		"intf-id":   intfID,
 		"onu-id":    onuID,
 		"uni-id":    uniID,
@@ -711,14 +710,14 @@
 	// Check tech profile instance already exists for derived port name
 	techProfileInstance, _ := f.techprofile[intfID].GetTPInstanceFromKVStore(ctx, TpID, tpPath)
 	if techProfileInstance == nil {
-		logger.Infow("tp-instance-not-found--creating-new",
+		logger.Infow(ctx, "tp-instance-not-found--creating-new",
 			log.Fields{
 				"path":      tpPath,
 				"device-id": f.deviceHandler.device.Id})
 		techProfileInstance, err = f.techprofile[intfID].CreateTechProfInstance(ctx, TpID, uni, intfID)
 		if err != nil {
 			// This should not happen, something wrong in KV backend transaction
-			logger.Errorw("tp-instance-create-failed",
+			logger.Errorw(ctx, "tp-instance-create-failed",
 				log.Fields{
 					"error":     err,
 					"tp-id":     TpID,
@@ -727,7 +726,7 @@
 		}
 		f.resourceMgr.UpdateTechProfileIDForOnu(ctx, intfID, onuID, uniID, TpID)
 	} else {
-		logger.Debugw("tech-profile-instance-already-exist-for-given port-name",
+		logger.Debugw(ctx, "tech-profile-instance-already-exist-for-given port-name",
 			log.Fields{
 				"uni":       uni,
 				"device-id": f.deviceHandler.device.Id})
@@ -740,7 +739,7 @@
 			sq := schedQueue{direction: tp_pb.Direction_UPSTREAM, intfID: intfID, onuID: onuID, uniID: uniID, tpID: TpID,
 				uniPort: uniPort, tpInst: techProfileInstance, meterID: UsMeterID, flowMetadata: flowMetadata}
 			if err := f.CreateSchedulerQueues(ctx, sq); err != nil {
-				logger.Errorw("CreateSchedulerQueues-failed-upstream",
+				logger.Errorw(ctx, "CreateSchedulerQueues-failed-upstream",
 					log.Fields{
 						"error":     err,
 						"meter-id":  UsMeterID,
@@ -752,7 +751,7 @@
 			sq := schedQueue{direction: tp_pb.Direction_DOWNSTREAM, intfID: intfID, onuID: onuID, uniID: uniID, tpID: TpID,
 				uniPort: uniPort, tpInst: techProfileInstance, meterID: DsMeterID, flowMetadata: flowMetadata}
 			if err := f.CreateSchedulerQueues(ctx, sq); err != nil {
-				logger.Errorw("CreateSchedulerQueues-failed-downstream",
+				logger.Errorw(ctx, "CreateSchedulerQueues-failed-downstream",
 					log.Fields{
 						"error":     err,
 						"meter-id":  DsMeterID,
@@ -773,7 +772,7 @@
 		for _, gemPortID := range gemPortIDs {
 			allgemPortIDs = appendUnique(allgemPortIDs, gemPortID)
 		}
-		logger.Infow("allocated-tcont-and-gem-ports",
+		logger.Infow(ctx, "allocated-tcont-and-gem-ports",
 			log.Fields{
 				"alloc-ids": allocIDs,
 				"gemports":  allgemPortIDs,
@@ -797,7 +796,7 @@
 		for _, gemPortID := range gemPortIDs {
 			allgemPortIDs = appendUnique(allgemPortIDs, gemPortID)
 		}
-		logger.Infow("allocated-tcont-and-gem-ports",
+		logger.Infow(ctx, "allocated-tcont-and-gem-ports",
 			log.Fields{
 				"alloc-ids": allocIDs,
 				"gemports":  allgemPortIDs,
@@ -806,17 +805,16 @@
 		f.storeTcontsGEMPortsIntoKVStore(ctx, intfID, onuID, uniID, allocIDs, allgemPortIDs)
 		return allocID, gemPortIDs, techProfileInstance
 	default:
-		logger.Errorw("unknown-tech",
+		logger.Errorw(ctx, "unknown-tech",
 			log.Fields{
 				"tpInst": tpInst})
 		return 0, nil, nil
 	}
-
 }
 
 func (f *OpenOltFlowMgr) storeTcontsGEMPortsIntoKVStore(ctx context.Context, intfID uint32, onuID uint32, uniID uint32, allocID []uint32, gemPortIDs []uint32) {
 
-	logger.Debugw("storing-allocated-tconts-and-gem-ports-into-KV-store",
+	logger.Debugw(ctx, "storing-allocated-tconts-and-gem-ports-into-KV-store",
 		log.Fields{
 			"intf-id":     intfID,
 			"onu-id":      onuID,
@@ -826,27 +824,27 @@
 			"device-id":   f.deviceHandler.device.Id})
 	/* Update the allocated alloc_id and gem_port_id for the ONU/UNI to KV store  */
 	if err := f.resourceMgr.UpdateAllocIdsForOnu(ctx, intfID, onuID, uniID, allocID); err != nil {
-		logger.Errorw("error-while-uploading-allocid-to-kv-store", log.Fields{"device-id": f.deviceHandler.device.Id})
+		logger.Errorw(ctx, "error-while-uploading-allocid-to-kv-store", log.Fields{"device-id": f.deviceHandler.device.Id})
 	}
 	if err := f.resourceMgr.UpdateGEMPortIDsForOnu(ctx, intfID, onuID, uniID, gemPortIDs); err != nil {
-		logger.Errorw("error-while-uploading-gemports-to-kv-store", log.Fields{"device-id": f.deviceHandler.device.Id})
+		logger.Errorw(ctx, "error-while-uploading-gemports-to-kv-store", log.Fields{"device-id": f.deviceHandler.device.Id})
 	}
 	if err := f.resourceMgr.UpdateGEMportsPonportToOnuMapOnKVStore(ctx, gemPortIDs, intfID, onuID, uniID); err != nil {
-		logger.Error("error-while-uploading-gemtopon-map-to-kv-store", log.Fields{"device-id": f.deviceHandler.device.Id})
+		logger.Error(ctx, "error-while-uploading-gemtopon-map-to-kv-store", log.Fields{"device-id": f.deviceHandler.device.Id})
 	}
-	logger.Infow("stored-tconts-and-gem-into-kv-store-successfully", log.Fields{"device-id": f.deviceHandler.device.Id})
+	logger.Infow(ctx, "stored-tconts-and-gem-into-kv-store-successfully", log.Fields{"device-id": f.deviceHandler.device.Id})
 	for _, gemPort := range gemPortIDs {
 		f.addGemPortToOnuInfoMap(ctx, intfID, onuID, gemPort)
 	}
 }
 
-func (f *OpenOltFlowMgr) populateTechProfilePerPonPort() error {
+func (f *OpenOltFlowMgr) populateTechProfilePerPonPort(ctx context.Context) error {
 	var tpCount int
 	for _, techRange := range f.resourceMgr.DevInfo.Ranges {
 		for _, intfID := range techRange.IntfIds {
 			f.techprofile[intfID] = f.resourceMgr.ResourceMgrs[uint32(intfID)].TechProfileMgr
 			tpCount++
-			logger.Debugw("init-tech-profile-done",
+			logger.Debugw(ctx, "init-tech-profile-done",
 				log.Fields{
 					"intf-id":   intfID,
 					"device-id": f.deviceHandler.device.Id})
@@ -860,7 +858,7 @@
 			"pon-port-count":     f.resourceMgr.DevInfo.GetPonPorts(),
 			"device-id":          f.deviceHandler.device.Id}, nil)
 	}
-	logger.Infow("populated-techprofile-for-ponports-successfully",
+	logger.Infow(ctx, "populated-techprofile-for-ponports-successfully",
 		log.Fields{
 			"numofTech":   tpCount,
 			"numPonPorts": f.resourceMgr.DevInfo.GetPonPorts(),
@@ -873,7 +871,7 @@
 	uplinkAction map[string]interface{}, logicalFlow *ofp.OfpFlowStats,
 	allocID uint32, gemportID uint32, tpID uint32) error {
 	uplinkClassifier[PacketTagType] = SingleTag
-	logger.Debugw("adding-upstream-data-flow",
+	logger.Debugw(ctx, "adding-upstream-data-flow",
 		log.Fields{
 			"uplinkClassifier": uplinkClassifier,
 			"uplinkAction":     uplinkAction})
@@ -887,7 +885,7 @@
 	downlinkAction map[string]interface{}, logicalFlow *ofp.OfpFlowStats,
 	allocID uint32, gemportID uint32, tpID uint32) error {
 	downlinkClassifier[PacketTagType] = DoubleTag
-	logger.Debugw("adding-downstream-data-flow",
+	logger.Debugw(ctx, "adding-downstream-data-flow",
 		log.Fields{
 			"downlinkClassifier": downlinkClassifier,
 			"downlinkAction":     downlinkAction})
@@ -895,8 +893,8 @@
 	if vlan, exists := downlinkClassifier[VlanVid]; exists {
 		if vlan.(uint32) == (uint32(ofp.OfpVlanId_OFPVID_PRESENT) | 4000) { //private VLAN given by core
 			if metadata, exists := downlinkClassifier[Metadata]; exists { // inport is filled in metadata by core
-				if uint32(metadata.(uint64)) == MkUniPortNum(intfID, onuID, uniID) {
-					logger.Infow("ignoring-dl-trap-device-flow-from-core",
+				if uint32(metadata.(uint64)) == MkUniPortNum(ctx, intfID, onuID, uniID) {
+					logger.Infow(ctx, "ignoring-dl-trap-device-flow-from-core",
 						log.Fields{
 							"flow":      logicalFlow,
 							"device-id": f.deviceHandler.device.Id,
@@ -935,7 +933,7 @@
 	   takes priority over flow_cookie to find any available HSIA_FLOW
 	   id for the ONU.
 	*/
-	logger.Infow("adding-hsia-flow",
+	logger.Infow(ctx, "adding-hsia-flow",
 		log.Fields{
 			"intf-id":     intfID,
 			"onu-id":      onuID,
@@ -951,14 +949,14 @@
 	var vlanVid uint32
 	if _, ok := classifier[VlanPcp]; ok {
 		vlanPbit = classifier[VlanPcp].(uint32)
-		logger.Debugw("found-pbit-in-flow",
+		logger.Debugw(ctx, "found-pbit-in-flow",
 			log.Fields{
 				"vlan-pbit": vlanPbit,
 				"intf-id":   intfID,
 				"onu-id":    onuID,
 				"device-id": f.deviceHandler.device.Id})
 	} else {
-		logger.Debugw("pbit-not-found-in-flow",
+		logger.Debugw(ctx, "pbit-not-found-in-flow",
 			log.Fields{
 				"vlan-pcp":  VlanPcp,
 				"intf-id":   intfID,
@@ -974,9 +972,9 @@
 				"onu-id":    onuID,
 				"device-id": f.deviceHandler.device.Id})
 	}
-	flowStoreCookie := getFlowStoreCookie(classifier, gemPortID)
+	flowStoreCookie := getFlowStoreCookie(ctx, classifier, gemPortID)
 	if present := f.resourceMgr.IsFlowCookieOnKVStore(ctx, uint32(intfID), int32(onuID), int32(uniID), flowStoreCookie); present {
-		logger.Infow("flow-already-exists",
+		logger.Infow(ctx, "flow-already-exists",
 			log.Fields{
 				"device-id": f.deviceHandler.device.Id,
 				"intf-id":   intfID,
@@ -997,7 +995,7 @@
 	if err != nil {
 		return olterrors.NewErrInvalidValue(log.Fields{"classifier": classifier, "device-id": f.deviceHandler.device.Id}, err).Log()
 	}
-	logger.Debugw("created-classifier-proto",
+	logger.Debugw(ctx, "created-classifier-proto",
 		log.Fields{
 			"classifier": *classifierProto,
 			"device-id":  f.deviceHandler.device.Id})
@@ -1005,11 +1003,11 @@
 	if err != nil {
 		return olterrors.NewErrInvalidValue(log.Fields{"action": action, "device-id": f.deviceHandler.device.Id}, err).Log()
 	}
-	logger.Debugw("created-action-proto",
+	logger.Debugw(ctx, "created-action-proto",
 		log.Fields{
 			"action":    *actionProto,
 			"device-id": f.deviceHandler.device.Id})
-	networkIntfID, err := getNniIntfID(classifier, action)
+	networkIntfID, err := getNniIntfID(ctx, classifier, action)
 	if err != nil {
 		return olterrors.NewErrNotFound("nni-interface-id",
 			log.Fields{
@@ -1036,7 +1034,7 @@
 	if err := f.addFlowToDevice(ctx, logicalFlow, &flow); err != nil {
 		return olterrors.NewErrFlowOp("add", flowID, nil, err).Log()
 	}
-	logger.Infow("hsia-flow-added-to-device-successfully",
+	logger.Infow(ctx, "hsia-flow-added-to-device-successfully",
 		log.Fields{"direction": direction,
 			"device-id": f.deviceHandler.device.Id,
 			"flow":      flow,
@@ -1061,7 +1059,7 @@
 	classifier map[string]interface{}, action map[string]interface{}, logicalFlow *ofp.OfpFlowStats, allocID uint32,
 	gemPortID uint32, tpID uint32) error {
 
-	networkIntfID, err := getNniIntfID(classifier, action)
+	networkIntfID, err := getNniIntfID(ctx, classifier, action)
 	if err != nil {
 		return olterrors.NewErrNotFound("nni-interface-id", log.Fields{
 			"classifier": classifier,
@@ -1081,9 +1079,9 @@
 	classifier[PacketTagType] = SingleTag
 	delete(classifier, VlanVid)
 
-	flowStoreCookie := getFlowStoreCookie(classifier, gemPortID)
+	flowStoreCookie := getFlowStoreCookie(ctx, classifier, gemPortID)
 	if present := f.resourceMgr.IsFlowCookieOnKVStore(ctx, uint32(intfID), int32(onuID), int32(uniID), flowStoreCookie); present {
-		logger.Infow("flow-exists--not-re-adding",
+		logger.Infow(ctx, "flow-exists--not-re-adding",
 			log.Fields{
 				"device-id": f.deviceHandler.device.Id,
 				"intf-id":   intfID,
@@ -1103,7 +1101,7 @@
 			err).Log()
 	}
 
-	logger.Debugw("creating-ul-dhcp-flow",
+	logger.Debugw(ctx, "creating-ul-dhcp-flow",
 		log.Fields{
 			"ul_classifier": classifier,
 			"ul_action":     action,
@@ -1116,7 +1114,7 @@
 	if err != nil {
 		return olterrors.NewErrInvalidValue(log.Fields{"classifier": classifier}, err).Log()
 	}
-	logger.Debugw("created-classifier-proto", log.Fields{"classifier": *classifierProto})
+	logger.Debugw(ctx, "created-classifier-proto", log.Fields{"classifier": *classifierProto})
 	actionProto, err := makeOpenOltActionField(action, classifier)
 	if err != nil {
 		return olterrors.NewErrInvalidValue(log.Fields{"action": action}, err).Log()
@@ -1140,7 +1138,7 @@
 	if err := f.addFlowToDevice(ctx, logicalFlow, &dhcpFlow); err != nil {
 		return olterrors.NewErrFlowOp("add", flowID, log.Fields{"dhcp-flow": dhcpFlow}, err).Log()
 	}
-	logger.Infow("dhcp-ul-flow-added-to-device-successfully",
+	logger.Infow(ctx, "dhcp-ul-flow-added-to-device-successfully",
 		log.Fields{
 			"device-id": f.deviceHandler.device.Id,
 			"flow-id":   flowID,
@@ -1170,7 +1168,7 @@
 func (f *OpenOltFlowMgr) addUpstreamTrapFlow(ctx context.Context, intfID uint32, onuID uint32, uniID uint32, portNo uint32, classifier map[string]interface{},
 	action map[string]interface{}, logicalFlow *ofp.OfpFlowStats, allocID uint32, gemPortID uint32, flowType string, tpID uint32) error {
 
-	networkIntfID, err := getNniIntfID(classifier, action)
+	networkIntfID, err := getNniIntfID(ctx, classifier, action)
 	if err != nil {
 		return olterrors.NewErrNotFound("nni-interface-id",
 			log.Fields{
@@ -1189,9 +1187,9 @@
 	classifier[PacketTagType] = SingleTag
 	delete(classifier, VlanVid)
 
-	flowStoreCookie := getFlowStoreCookie(classifier, gemPortID)
+	flowStoreCookie := getFlowStoreCookie(ctx, classifier, gemPortID)
 	if present := f.resourceMgr.IsFlowCookieOnKVStore(ctx, uint32(networkIntfID), int32(onuID), int32(uniID), flowStoreCookie); present {
-		logger.Infow("flow-exists-not-re-adding", log.Fields{"device-id": f.deviceHandler.device.Id})
+		logger.Infow(ctx, "flow-exists-not-re-adding", log.Fields{"device-id": f.deviceHandler.device.Id})
 		return nil
 	}
 
@@ -1209,7 +1207,7 @@
 			err).Log()
 	}
 
-	logger.Debugw("creating-upstream-trap-flow",
+	logger.Debugw(ctx, "creating-upstream-trap-flow",
 		log.Fields{
 			"ul_classifier": classifier,
 			"ul_action":     action,
@@ -1223,7 +1221,7 @@
 	if err != nil {
 		return olterrors.NewErrInvalidValue(log.Fields{"classifier": classifier, "device-id": f.deviceHandler.device.Id}, err).Log()
 	}
-	logger.Debugw("created-classifier-proto",
+	logger.Debugw(ctx, "created-classifier-proto",
 		log.Fields{
 			"classifier": *classifierProto,
 			"device-id":  f.deviceHandler.device.Id})
@@ -1251,7 +1249,7 @@
 	if err := f.addFlowToDevice(ctx, logicalFlow, &flow); err != nil {
 		return olterrors.NewErrFlowOp("add", flowID, log.Fields{"flow": flow, "device-id": f.deviceHandler.device.Id}, err).Log()
 	}
-	logger.Infof("%s ul-flow-added-to-device-successfully", flowType)
+	logger.Infof(ctx, "%s ul-flow-added-to-device-successfully", flowType)
 
 	flowsToKVStore := f.getUpdatedFlowInfo(ctx, &flow, flowStoreCookie, flowType, flowID, logicalFlow.Id)
 	if err := f.updateFlowInfoToKVStore(ctx, flow.AccessIntfId,
@@ -1268,7 +1266,7 @@
 func (f *OpenOltFlowMgr) addEAPOLFlow(ctx context.Context, intfID uint32, onuID uint32, uniID uint32, portNo uint32,
 	classifier map[string]interface{}, action map[string]interface{}, logicalFlow *ofp.OfpFlowStats, allocID uint32,
 	gemPortID uint32, vlanID uint32, tpID uint32) error {
-	logger.Infow("adding-eapol-to-device",
+	logger.Infow(ctx, "adding-eapol-to-device",
 		log.Fields{
 			"intf-id":    intfID,
 			"onu-id":     onuID,
@@ -1288,9 +1286,9 @@
 	uplinkClassifier[VlanPcp] = classifier[VlanPcp]
 	// Fill action
 	uplinkAction[TrapToHost] = true
-	flowStoreCookie := getFlowStoreCookie(uplinkClassifier, gemPortID)
+	flowStoreCookie := getFlowStoreCookie(ctx, uplinkClassifier, gemPortID)
 	if present := f.resourceMgr.IsFlowCookieOnKVStore(ctx, uint32(intfID), int32(onuID), int32(uniID), flowStoreCookie); present {
-		logger.Infow("flow-exists-not-re-adding", log.Fields{
+		logger.Infow(ctx, "flow-exists-not-re-adding", log.Fields{
 			"device-id": f.deviceHandler.device.Id,
 			"onu-id":    onuID,
 			"intf-id":   intfID})
@@ -1307,7 +1305,7 @@
 				"device-id": f.deviceHandler.device.Id},
 			err).Log()
 	}
-	logger.Debugw("creating-ul-eapol-flow",
+	logger.Debugw(ctx, "creating-ul-eapol-flow",
 		log.Fields{
 			"ul_classifier": uplinkClassifier,
 			"ul_action":     uplinkAction,
@@ -1322,7 +1320,7 @@
 			"classifier": uplinkClassifier,
 			"device-id":  f.deviceHandler.device.Id}, err).Log()
 	}
-	logger.Debugw("created-classifier-proto",
+	logger.Debugw(ctx, "created-classifier-proto",
 		log.Fields{
 			"classifier": *classifierProto,
 			"device-id":  f.deviceHandler.device.Id})
@@ -1330,11 +1328,11 @@
 	if err != nil {
 		return olterrors.NewErrInvalidValue(log.Fields{"action": uplinkAction, "device-id": f.deviceHandler.device.Id}, err).Log()
 	}
-	logger.Debugw("created-action-proto",
+	logger.Debugw(ctx, "created-action-proto",
 		log.Fields{
 			"action":    *actionProto,
 			"device-id": f.deviceHandler.device.Id})
-	networkIntfID, err := getNniIntfID(classifier, action)
+	networkIntfID, err := getNniIntfID(ctx, classifier, action)
 	if err != nil {
 		return olterrors.NewErrNotFound("nni-interface-id", log.Fields{
 			"classifier": classifier,
@@ -1361,7 +1359,7 @@
 	if err := f.addFlowToDevice(ctx, logicalFlow, &upstreamFlow); err != nil {
 		return olterrors.NewErrFlowOp("add", uplinkFlowID, log.Fields{"flow": upstreamFlow}, err).Log()
 	}
-	logger.Infow("eapol-ul-flow-added-to-device-successfully",
+	logger.Infow(ctx, "eapol-ul-flow-added-to-device-successfully",
 		log.Fields{
 			"device-id": f.deviceHandler.device.Id,
 			"onu-id":    onuID,
@@ -1459,8 +1457,8 @@
 }
 
 // getTPpath return the ETCD path for a given UNI port
-func (f *OpenOltFlowMgr) getTPpath(intfID uint32, uniPath string, TpID uint32) string {
-	return f.techprofile[intfID].GetTechProfileInstanceKVPath(TpID, uniPath)
+func (f *OpenOltFlowMgr) getTPpath(ctx context.Context, intfID uint32, uniPath string, TpID uint32) string {
+	return f.techprofile[intfID].GetTechProfileInstanceKVPath(ctx, TpID, uniPath)
 }
 
 // DeleteTechProfileInstances removes the tech profile instances from persistent storage
@@ -1494,12 +1492,12 @@
 	return nil
 }
 
-func getFlowStoreCookie(classifier map[string]interface{}, gemPortID uint32) uint64 {
+func getFlowStoreCookie(ctx context.Context, classifier map[string]interface{}, gemPortID uint32) uint64 {
 	if len(classifier) == 0 { // should never happen
-		logger.Error("invalid-classfier-object")
+		logger.Error(ctx, "invalid-classfier-object")
 		return 0
 	}
-	logger.Debugw("generating-flow-store-cookie",
+	logger.Debugw(ctx, "generating-flow-store-cookie",
 		log.Fields{
 			"classifier": classifier,
 			"gemport-id": gemPortID})
@@ -1508,7 +1506,7 @@
 	var err error
 	// TODO: Do we need to marshall ??
 	if jsonData, err = json.Marshal(classifier); err != nil {
-		logger.Error("failed-to-encode-classifier")
+		logger.Error(ctx, "failed-to-encode-classifier")
 		return 0
 	}
 	flowString = string(jsonData)
@@ -1520,7 +1518,7 @@
 	hash := big.NewInt(0)
 	hash.SetBytes(h.Sum(nil))
 	generatedHash := hash.Uint64()
-	logger.Debugw("hash-generated", log.Fields{"hash": generatedHash})
+	logger.Debugw(ctx, "hash-generated", log.Fields{"hash": generatedHash})
 	return generatedHash
 }
 
@@ -1538,7 +1536,7 @@
 	// Get existing flows matching flowid for given subscriber from KV store
 	existingFlows := f.resourceMgr.GetFlowIDInfo(ctx, intfID, flow.OnuId, flow.UniId, flow.FlowId)
 	if existingFlows != nil {
-		logger.Debugw("flow-exists-for-given-flowID--appending-it-to-current-flow",
+		logger.Debugw(ctx, "flow-exists-for-given-flowID--appending-it-to-current-flow",
 			log.Fields{
 				"flow-id":   flow.FlowId,
 				"device-id": f.deviceHandler.device.Id,
@@ -1549,7 +1547,7 @@
 		//}
 		flows = append(flows, *existingFlows...)
 	}
-	logger.Debugw("updated-flows-for-given-flowID-and-onuid",
+	logger.Debugw(ctx, "updated-flows-for-given-flowID-and-onuid",
 		log.Fields{
 			"updatedflow": flows,
 			"flow-id":     flow.FlowId,
@@ -1572,30 +1570,30 @@
 //	// Get existing flows matching flowid for given subscriber from KV store
 //	existingFlows := f.resourceMgr.GetFlowIDInfo(intfId, uint32(flow.OnuId), uint32(flow.UniId), flow.FlowId)
 //	if existingFlows != nil {
-//		logger.Debugw("Flow exists for given flowID, appending it to current flow", log.Fields{"flowID": flow.FlowId})
+//		logger.Debugw(ctx, "Flow exists for given flowID, appending it to current flow", log.Fields{"flowID": flow.FlowId})
 //		for _, f := range *existingFlows {
 //			flows = append(flows, f)
 //		}
 //	}
-//	logger.Debugw("Updated flows for given flowID and onuid", log.Fields{"updatedflow": flows, "flowid": flow.FlowId, "onu": flow.OnuId})
+//	logger.Debugw(ctx, "Updated flows for given flowID and onuid", log.Fields{"updatedflow": flows, "flowid": flow.FlowId, "onu": flow.OnuId})
 //	return &flows
 //}
 
 func (f *OpenOltFlowMgr) updateFlowInfoToKVStore(ctx context.Context, intfID int32, onuID int32, uniID int32, flowID uint32, flows *[]rsrcMgr.FlowInfo) error {
-	logger.Debugw("storing-flow(s)-into-kv-store", log.Fields{
+	logger.Debugw(ctx, "storing-flow(s)-into-kv-store", log.Fields{
 		"flow-id":   flowID,
 		"device-id": f.deviceHandler.device.Id,
 		"intf-id":   intfID,
 		"onu-id":    onuID})
 	if err := f.resourceMgr.UpdateFlowIDInfo(ctx, intfID, onuID, uniID, flowID, flows); err != nil {
-		logger.Warnw("error-while-storing-flow-into-kv-store", log.Fields{
+		logger.Warnw(ctx, "error-while-storing-flow-into-kv-store", log.Fields{
 			"device-id": f.deviceHandler.device.Id,
 			"onu-id":    onuID,
 			"intf-id":   intfID,
 			"flow-id":   flowID})
 		return err
 	}
-	logger.Infow("stored-flow(s)-into-kv-store-successfully!", log.Fields{
+	logger.Infow(ctx, "stored-flow(s)-into-kv-store-successfully!", log.Fields{
 		"device-id": f.deviceHandler.device.Id,
 		"onu-id":    onuID,
 		"intf-id":   intfID,
@@ -1616,7 +1614,7 @@
 		intfID = uint32(deviceFlow.NetworkIntfId)
 	}
 
-	logger.Debugw("sending-flow-to-device-via-grpc", log.Fields{
+	logger.Debugw(ctx, "sending-flow-to-device-via-grpc", log.Fields{
 		"flow":      *deviceFlow,
 		"device-id": f.deviceHandler.device.Id,
 		"intf-id":   intfID})
@@ -1624,7 +1622,7 @@
 
 	st, _ := status.FromError(err)
 	if st.Code() == codes.AlreadyExists {
-		logger.Debug("flow-already-exists", log.Fields{
+		logger.Debug(ctx, "flow-already-exists", log.Fields{
 			"err":        err,
 			"deviceFlow": deviceFlow,
 			"device-id":  f.deviceHandler.device.Id,
@@ -1633,7 +1631,7 @@
 	}
 
 	if err != nil {
-		logger.Errorw("failed-to-add-flow-to-device",
+		logger.Errorw(ctx, "failed-to-add-flow-to-device",
 			log.Fields{"err": err,
 				"device-flow": deviceFlow,
 				"device-id":   f.deviceHandler.device.Id,
@@ -1645,7 +1643,7 @@
 		// No need to register the flow if it is a trap on nni flow.
 		f.registerFlow(ctx, logicalFlow, deviceFlow)
 	}
-	logger.Infow("flow-added-to-device-successfully ",
+	logger.Infow(ctx, "flow-added-to-device-successfully ",
 		log.Fields{
 			"flow":      *deviceFlow,
 			"device-id": f.deviceHandler.device.Id,
@@ -1653,15 +1651,15 @@
 	return nil
 }
 
-func (f *OpenOltFlowMgr) removeFlowFromDevice(deviceFlow *openoltpb2.Flow, ofFlowID uint64) error {
-	logger.Debugw("sending-flow-to-device-via-grpc",
+func (f *OpenOltFlowMgr) removeFlowFromDevice(ctx context.Context, deviceFlow *openoltpb2.Flow, ofFlowID uint64) error {
+	logger.Debugw(ctx, "sending-flow-to-device-via-grpc",
 		log.Fields{
 			"flow":      *deviceFlow,
 			"device-id": f.deviceHandler.device.Id})
 	_, err := f.deviceHandler.Client.FlowRemove(context.Background(), deviceFlow)
 	if err != nil {
 		if f.deviceHandler.device.ConnectStatus == common.ConnectStatus_UNREACHABLE {
-			logger.Warnw("can-not-remove-flow-from-device--unreachable",
+			logger.Warnw(ctx, "can-not-remove-flow-from-device--unreachable",
 				log.Fields{
 					"err":        err,
 					"deviceFlow": deviceFlow,
@@ -1672,7 +1670,7 @@
 		return olterrors.NewErrFlowOp("remove", deviceFlow.FlowId, log.Fields{"deviceFlow": deviceFlow}, err)
 
 	}
-	logger.Infow("flow-removed-from-device-successfully", log.Fields{
+	logger.Infow(ctx, "flow-removed-from-device-successfully", log.Fields{
 		"of-flow-id": ofFlowID,
 		"flow":       *deviceFlow,
 		"device-id":  f.deviceHandler.device.Id,
@@ -1687,13 +1685,13 @@
 func generateStoredId(flowId uint32, direction string)uint32{
 
 	if direction == Upstream{
-		logger.Debug("Upstream flow shifting flowid")
+		logger.Debug(ctx, "Upstream flow shifting flowid")
 		return ((0x1 << 15) | flowId)
 	}else if direction == Downstream{
-		logger.Debug("Downstream flow not shifting flowid")
+		logger.Debug(ctx, "Downstream flow not shifting flowid")
 		return flowId
 	}else{
-		logger.Errorw("Unrecognized direction",log.Fields{"direction": direction})
+		logger.Errorw(ctx, "Unrecognized direction",log.Fields{"direction": direction})
 		return flowId
 	}
 }
@@ -1725,13 +1723,13 @@
 	var uniID = -1
 	var gemPortID = -1
 
-	networkInterfaceID, err := IntfIDFromNniPortNum(portNo)
+	networkInterfaceID, err := IntfIDFromNniPortNum(ctx, portNo)
 	if err != nil {
 		return olterrors.NewErrInvalidValue(log.Fields{"nni-port-number": portNo}, err).Log()
 	}
-	var flowStoreCookie = getFlowStoreCookie(classifierInfo, uint32(0))
+	var flowStoreCookie = getFlowStoreCookie(ctx, classifierInfo, uint32(0))
 	if present := f.resourceMgr.IsFlowCookieOnKVStore(ctx, uint32(networkInterfaceID), int32(onuID), int32(uniID), flowStoreCookie); present {
-		logger.Infow("flow-exists--not-re-adding", log.Fields{"device-id": f.deviceHandler.device.Id})
+		logger.Infow(ctx, "flow-exists--not-re-adding", log.Fields{"device-id": f.deviceHandler.device.Id})
 		return nil
 	}
 	flowID, err := f.resourceMgr.GetFlowID(ctx, uint32(networkInterfaceID), int32(onuID), int32(uniID), uint32(gemPortID), flowStoreCookie, "", 0)
@@ -1754,7 +1752,7 @@
 				"classifier": classifierInfo,
 				"device-id":  f.deviceHandler.device.Id}, err)
 	}
-	logger.Debugw("created-classifier-proto",
+	logger.Debugw(ctx, "created-classifier-proto",
 		log.Fields{
 			"classifier": *classifierProto,
 			"device-id":  f.deviceHandler.device.Id})
@@ -1765,7 +1763,7 @@
 				"action":    actionInfo,
 				"device-id": f.deviceHandler.device.Id}, err)
 	}
-	logger.Debugw("created-action-proto",
+	logger.Debugw(ctx, "created-action-proto",
 		log.Fields{
 			"action":    *actionProto,
 			"device-id": f.deviceHandler.device.Id})
@@ -1788,7 +1786,7 @@
 				"flow":      downstreamflow,
 				"device-id": f.deviceHandler.device.Id}, err)
 	}
-	logger.Infow("lldp-trap-on-nni-flow-added-to-device-successfully",
+	logger.Infow(ctx, "lldp-trap-on-nni-flow-added-to-device-successfully",
 		log.Fields{
 			"device-id": f.deviceHandler.device.Id,
 			"onu-id":    onuID,
@@ -1811,16 +1809,16 @@
 }
 
 //getOnuDevice to fetch onu from cache or core.
-func (f *OpenOltFlowMgr) getOnuDevice(intfID uint32, onuID uint32) (*OnuDevice, error) {
+func (f *OpenOltFlowMgr) getOnuDevice(ctx context.Context, intfID uint32, onuID uint32) (*OnuDevice, error) {
 	onuKey := f.deviceHandler.formOnuKey(intfID, onuID)
 	onuDev, ok := f.deviceHandler.onus.Load(onuKey)
 	if !ok {
-		logger.Debugw("couldnt-find-onu-in-cache",
+		logger.Debugw(ctx, "couldnt-find-onu-in-cache",
 			log.Fields{
 				"intf-id":   intfID,
 				"onu-id":    onuID,
 				"device-id": f.deviceHandler.device.Id})
-		onuDevice, err := f.getChildDevice(intfID, onuID)
+		onuDevice, err := f.getChildDevice(ctx, intfID, onuID)
 		if err != nil {
 			return nil, olterrors.NewErrNotFound("onu-child-device",
 				log.Fields{
@@ -1832,7 +1830,7 @@
 		//better to ad the device to cache here.
 		f.deviceHandler.StoreOnuDevice(onuDev.(*OnuDevice))
 	} else {
-		logger.Debugw("found-onu-in-cache",
+		logger.Debugw(ctx, "found-onu-in-cache",
 			log.Fields{
 				"intf-id":   intfID,
 				"onu-id":    onuID,
@@ -1843,14 +1841,14 @@
 }
 
 //getChildDevice to fetch onu
-func (f *OpenOltFlowMgr) getChildDevice(intfID uint32, onuID uint32) (*voltha.Device, error) {
-	logger.Infow("GetChildDevice",
+func (f *OpenOltFlowMgr) getChildDevice(ctx context.Context, intfID uint32, onuID uint32) (*voltha.Device, error) {
+	logger.Infow(ctx, "GetChildDevice",
 		log.Fields{
 			"pon-port":  intfID,
 			"onu-id":    onuID,
 			"device-id": f.deviceHandler.device.Id})
 	parentPortNo := IntfIDToPortNo(intfID, voltha.Port_PON_OLT)
-	onuDevice, err := f.deviceHandler.GetChildDevice(parentPortNo, onuID)
+	onuDevice, err := f.deviceHandler.GetChildDevice(ctx, parentPortNo, onuID)
 	if err != nil {
 		return nil, olterrors.NewErrNotFound("onu",
 			log.Fields{
@@ -1859,7 +1857,7 @@
 				"device-id":    f.deviceHandler.device.Id},
 			err)
 	}
-	logger.Infow("successfully-received-child-device-from-core",
+	logger.Infow(ctx, "successfully-received-child-device-from-core",
 		log.Fields{
 			"device-id":       f.deviceHandler.device.Id,
 			"child_device_id": onuDevice.Id,
@@ -1867,13 +1865,13 @@
 	return onuDevice, nil
 }
 
-func findNextFlow(flow *ofp.OfpFlowStats) *ofp.OfpFlowStats {
-	logger.Info("unimplemented-flow %v", flow)
+func findNextFlow(ctx context.Context, flow *ofp.OfpFlowStats) *ofp.OfpFlowStats {
+	logger.Info(ctx, "unimplemented-flow %v", flow)
 	return nil
 }
 
-func (f *OpenOltFlowMgr) clearFlowsAndSchedulerForLogicalPort(childDevice *voltha.Device, logicalPort *voltha.LogicalPort) {
-	logger.Info("unimplemented-device %v, logicalport %v", childDevice, logicalPort)
+func (f *OpenOltFlowMgr) clearFlowsAndSchedulerForLogicalPort(ctx context.Context, childDevice *voltha.Device, logicalPort *voltha.LogicalPort) {
+	logger.Info(ctx, "unimplemented-device %v, logicalport %v", childDevice, logicalPort)
 }
 
 func (f *OpenOltFlowMgr) decodeStoredID(id uint64) (uint64, string) {
@@ -1883,10 +1881,10 @@
 	return id, Downstream
 }
 
-func (f *OpenOltFlowMgr) sendDeleteGemPortToChild(intfID uint32, onuID uint32, uniID uint32, gemPortID uint32, tpPath string) error {
-	onuDev, err := f.getOnuDevice(intfID, onuID)
+func (f *OpenOltFlowMgr) sendDeleteGemPortToChild(ctx context.Context, intfID uint32, onuID uint32, uniID uint32, gemPortID uint32, tpPath string) error {
+	onuDev, err := f.getOnuDevice(ctx, intfID, onuID)
 	if err != nil {
-		logger.Debugw("couldnt-find-onu-child-device",
+		logger.Debugw(ctx, "couldnt-find-onu-child-device",
 			log.Fields{
 				"intf-id":   intfID,
 				"onu-id":    onuID,
@@ -1896,7 +1894,7 @@
 	}
 
 	delGemPortMsg := &ic.InterAdapterDeleteGemPortMessage{UniId: uniID, TpPath: tpPath, GemPortId: gemPortID}
-	logger.Debugw("sending-gem-port-delete-to-openonu-adapter",
+	logger.Debugw(ctx, "sending-gem-port-delete-to-openonu-adapter",
 		log.Fields{
 			"msg":       *delGemPortMsg,
 			"device-id": f.deviceHandler.device.Id})
@@ -1915,7 +1913,7 @@
 				"proxyDeviceID": onuDev.proxyDeviceID,
 				"device-id":     f.deviceHandler.device.Id}, sendErr)
 	}
-	logger.Infow("success-sending-del-gem-port-to-onu-adapter",
+	logger.Infow(ctx, "success-sending-del-gem-port-to-onu-adapter",
 		log.Fields{
 			"msg":          delGemPortMsg,
 			"from-adapter": f.deviceHandler.device.Type,
@@ -1924,10 +1922,10 @@
 	return nil
 }
 
-func (f *OpenOltFlowMgr) sendDeleteTcontToChild(intfID uint32, onuID uint32, uniID uint32, allocID uint32, tpPath string) error {
-	onuDev, err := f.getOnuDevice(intfID, onuID)
+func (f *OpenOltFlowMgr) sendDeleteTcontToChild(ctx context.Context, intfID uint32, onuID uint32, uniID uint32, allocID uint32, tpPath string) error {
+	onuDev, err := f.getOnuDevice(ctx, intfID, onuID)
 	if err != nil {
-		logger.Warnw("couldnt-find-onu-child-device",
+		logger.Warnw(ctx, "couldnt-find-onu-child-device",
 			log.Fields{
 				"intf-id":   intfID,
 				"onu-id":    onuID,
@@ -1937,7 +1935,7 @@
 	}
 
 	delTcontMsg := &ic.InterAdapterDeleteTcontMessage{UniId: uniID, TpPath: tpPath, AllocId: allocID}
-	logger.Debugw("sending-tcont-delete-to-openonu-adapter",
+	logger.Debugw(ctx, "sending-tcont-delete-to-openonu-adapter",
 		log.Fields{
 			"msg":       *delTcontMsg,
 			"device-id": f.deviceHandler.device.Id})
@@ -1955,20 +1953,20 @@
 				"proxyDeviceID": onuDev.proxyDeviceID,
 				"device-id":     f.deviceHandler.device.Id}, sendErr)
 	}
-	logger.Infow("success-sending-del-tcont-to-onu-adapter",
+	logger.Infow(ctx, "success-sending-del-tcont-to-onu-adapter",
 		log.Fields{
 			"msg":       delTcontMsg,
 			"device-id": f.deviceHandler.device.Id})
 	return nil
 }
 
-func (f *OpenOltFlowMgr) deletePendingFlows(Intf uint32, onuID int32, uniID int32) {
+func (f *OpenOltFlowMgr) deletePendingFlows(ctx context.Context, Intf uint32, onuID int32, uniID int32) {
 	pnFlDelKey := pendingFlowDeleteKey{Intf, uint32(onuID), uint32(uniID)}
 	if val, ok := f.pendingFlowDelete.Load(pnFlDelKey); ok {
 		if val.(int) > 0 {
 			pnFlDels := val.(int) - 1
 			if pnFlDels > 0 {
-				logger.Debugw("flow-delete-succeeded--more-pending",
+				logger.Debugw(ctx, "flow-delete-succeeded--more-pending",
 					log.Fields{
 						"intf":               Intf,
 						"onu-id":             onuID,
@@ -1977,7 +1975,7 @@
 						"device-id":          f.deviceHandler.device.Id})
 				f.pendingFlowDelete.Store(pnFlDelKey, pnFlDels)
 			} else {
-				logger.Debugw("all-pending-flow-deletes-handled--removing-entry-from-map",
+				logger.Debugw(ctx, "all-pending-flow-deletes-handled--removing-entry-from-map",
 					log.Fields{
 						"intf":      Intf,
 						"onu-id":    onuID,
@@ -1987,7 +1985,7 @@
 			}
 		}
 	} else {
-		logger.Debugw("no-pending-delete-flows-found",
+		logger.Debugw(ctx, "no-pending-delete-flows-found",
 			log.Fields{
 				"intf":      Intf,
 				"onu-id":    onuID,
@@ -2002,12 +2000,12 @@
 // which was used for deriving the gemport->logicalPortNo during packet-in.
 // Otherwise stale info continues to exist after gemport is freed and wrong logicalPortNo
 // is conveyed to ONOS during packet-in OF message.
-func (f *OpenOltFlowMgr) deleteGemPortFromLocalCache(intfID uint32, onuID uint32, gemPortID uint32) {
+func (f *OpenOltFlowMgr) deleteGemPortFromLocalCache(ctx context.Context, intfID uint32, onuID uint32, gemPortID uint32) {
 
 	f.onuGemInfoLock[intfID].Lock()
 	defer f.onuGemInfoLock[intfID].Unlock()
 
-	logger.Infow("deleting-gem-from-local-cache",
+	logger.Infow(ctx, "deleting-gem-from-local-cache",
 		log.Fields{
 			"gem":       gemPortID,
 			"intf-id":   intfID,
@@ -2022,7 +2020,7 @@
 				if gem == gemPortID {
 					onu.GemPorts = append(onu.GemPorts[:j], onu.GemPorts[j+1:]...)
 					onugem[i] = onu
-					logger.Infow("removed-gemport-from-local-cache",
+					logger.Infow(ctx, "removed-gemport-from-local-cache",
 						log.Fields{
 							"intf-id":           intfID,
 							"onu-id":            onuID,
@@ -2043,7 +2041,7 @@
 	gemPortID int32, flowID uint32, flowDirection string,
 	portNum uint32, updatedFlows []rsrcMgr.FlowInfo) error {
 
-	tpID, err := getTpIDFromFlow(flow)
+	tpID, err := getTpIDFromFlow(ctx, flow)
 	if err != nil {
 		return olterrors.NewErrNotFound("tp-id",
 			log.Fields{
@@ -2070,7 +2068,7 @@
 			if onuID != -1 && uniID != -1 {
 				pnFlDelKey := pendingFlowDeleteKey{Intf, uint32(onuID), uint32(uniID)}
 				if val, ok := f.pendingFlowDelete.Load(pnFlDelKey); !ok {
-					logger.Debugw("creating-entry-for-pending-flow-delete",
+					logger.Debugw(ctx, "creating-entry-for-pending-flow-delete",
 						log.Fields{
 							"flow-id":   flowID,
 							"intf":      Intf,
@@ -2080,7 +2078,7 @@
 					f.pendingFlowDelete.Store(pnFlDelKey, 1)
 				} else {
 					pnFlDels := val.(int) + 1
-					logger.Debugw("updating-flow-delete-entry",
+					logger.Debugw(ctx, "updating-flow-delete-entry",
 						log.Fields{
 							"flow-id":            flowID,
 							"intf":               Intf,
@@ -2091,10 +2089,10 @@
 					f.pendingFlowDelete.Store(pnFlDelKey, pnFlDels)
 				}
 
-				defer f.deletePendingFlows(Intf, onuID, uniID)
+				defer f.deletePendingFlows(ctx, Intf, onuID, uniID)
 			}
 
-			logger.Debugw("releasing-flow-id-to-resource-manager",
+			logger.Debugw(ctx, "releasing-flow-id-to-resource-manager",
 				log.Fields{
 					"Intf":      Intf,
 					"onu-id":    onuID,
@@ -2104,8 +2102,8 @@
 			f.resourceMgr.FreeFlowID(ctx, Intf, int32(onuID), int32(uniID), flowID)
 
 			uni := getUniPortPath(f.deviceHandler.device.Id, Intf, onuID, uniID)
-			tpPath := f.getTPpath(Intf, uni, tpID)
-			logger.Debugw("getting-techprofile-instance-for-subscriber",
+			tpPath := f.getTPpath(ctx, Intf, uni, tpID)
+			logger.Debugw(ctx, "getting-techprofile-instance-for-subscriber",
 				log.Fields{
 					"TP-PATH":   tpPath,
 					"device-id": f.deviceHandler.device.Id})
@@ -2130,19 +2128,19 @@
 						break
 					}
 				}
-				logger.Debugw("gem-port-id-is-still-used-by-other-flows",
+				logger.Debugw(ctx, "gem-port-id-is-still-used-by-other-flows",
 					log.Fields{
 						"gemport-id":  gemPortID,
 						"usedByFlows": flowIDs,
 						"device-id":   f.deviceHandler.device.Id})
 				return nil
 			}
-			logger.Debugf("gem-port-id %d is-not-used-by-another-flow--releasing-the-gem-port", gemPortID)
+			logger.Debugf(ctx, "gem-port-id %d is-not-used-by-another-flow--releasing-the-gem-port", gemPortID)
 			f.resourceMgr.RemoveGemPortIDForOnu(ctx, Intf, uint32(onuID), uint32(uniID), uint32(gemPortID))
 			// TODO: The TrafficQueue corresponding to this gem-port also should be removed immediately.
 			// But it is anyway eventually  removed later when the TechProfile is freed, so not a big issue for now.
 			f.resourceMgr.RemoveGEMportPonportToOnuMapOnKVStore(ctx, uint32(gemPortID), Intf)
-			f.deleteGemPortFromLocalCache(Intf, uint32(onuID), uint32(gemPortID))
+			f.deleteGemPortFromLocalCache(ctx, Intf, uint32(onuID), uint32(gemPortID))
 			f.onuIdsLock.Lock()
 			//everytime an entry is deleted from flowsUsedByGemPort cache, the same should be updated in kv as well
 			// by calling DeleteFlowIDsForGem
@@ -2151,8 +2149,8 @@
 			f.resourceMgr.FreeGemPortID(ctx, Intf, uint32(onuID), uint32(uniID), uint32(gemPortID))
 			f.onuIdsLock.Unlock()
 			// Delete the gem port on the ONU.
-			if err := f.sendDeleteGemPortToChild(Intf, uint32(onuID), uint32(uniID), uint32(gemPortID), tpPath); err != nil {
-				logger.Errorw("error-processing-delete-gem-port-towards-onu",
+			if err := f.sendDeleteGemPortToChild(ctx, Intf, uint32(onuID), uint32(uniID), uint32(gemPortID), tpPath); err != nil {
+				logger.Errorw(ctx, "error-processing-delete-gem-port-towards-onu",
 					log.Fields{
 						"err":        err,
 						"intf":       Intf,
@@ -2171,8 +2169,8 @@
 					f.RemoveSchedulerQueues(ctx, schedQueue{direction: tp_pb.Direction_DOWNSTREAM, intfID: Intf, onuID: uint32(onuID), uniID: uint32(uniID), tpID: tpID, uniPort: portNum, tpInst: techprofileInst})
 					f.resourceMgr.FreeAllocID(ctx, Intf, uint32(onuID), uint32(uniID), techprofileInst.UsScheduler.AllocID)
 					// Delete the TCONT on the ONU.
-					if err := f.sendDeleteTcontToChild(Intf, uint32(onuID), uint32(uniID), uint32(techprofileInst.UsScheduler.AllocID), tpPath); err != nil {
-						logger.Errorw("error-processing-delete-tcont-towards-onu",
+					if err := f.sendDeleteTcontToChild(ctx, Intf, uint32(onuID), uint32(uniID), uint32(techprofileInst.UsScheduler.AllocID), tpPath); err != nil {
+						logger.Errorw(ctx, "error-processing-delete-tcont-towards-onu",
 							log.Fields{
 								"intf":      Intf,
 								"onu-id":    onuID,
@@ -2186,8 +2184,8 @@
 				f.DeleteTechProfileInstance(ctx, Intf, uint32(onuID), uint32(uniID), "", tpID)
 				f.resourceMgr.FreeAllocID(ctx, Intf, uint32(onuID), uint32(uniID), techprofileInst.AllocID)
 				// Delete the TCONT on the ONU.
-				if err := f.sendDeleteTcontToChild(Intf, uint32(onuID), uint32(uniID), uint32(techprofileInst.AllocID), tpPath); err != nil {
-					logger.Errorw("error-processing-delete-tcont-towards-onu",
+				if err := f.sendDeleteTcontToChild(ctx, Intf, uint32(onuID), uint32(uniID), uint32(techprofileInst.AllocID), tpPath); err != nil {
+					logger.Errorw(ctx, "error-processing-delete-tcont-towards-onu",
 						log.Fields{
 							"intf":      Intf,
 							"onu-id":    onuID,
@@ -2196,7 +2194,7 @@
 							"alloc-id":  techprofileInst.AllocID})
 				}
 			default:
-				logger.Errorw("error-unknown-tech",
+				logger.Errorw(ctx, "error-unknown-tech",
 					log.Fields{
 						"techprofileInst": techprofileInst})
 			}
@@ -2208,7 +2206,7 @@
 // nolint: gocyclo
 func (f *OpenOltFlowMgr) clearFlowFromResourceManager(ctx context.Context, flow *ofp.OfpFlowStats, flowDirection string) {
 
-	logger.Infow("clear-flow-from-resource-manager",
+	logger.Infow(ctx, "clear-flow-from-resource-manager",
 		log.Fields{
 			"flowDirection": flowDirection,
 			"flow":          *flow,
@@ -2222,9 +2220,9 @@
 	var updatedFlows []rsrcMgr.FlowInfo
 	classifierInfo := make(map[string]interface{})
 
-	portNum, Intf, onu, uni, inPort, ethType, err := FlowExtractInfo(flow, flowDirection)
+	portNum, Intf, onu, uni, inPort, ethType, err := FlowExtractInfo(ctx, flow, flowDirection)
 	if err != nil {
-		logger.Error(err)
+		logger.Error(ctx, err)
 		return
 	}
 
@@ -2234,10 +2232,10 @@
 	for _, field := range flows.GetOfbFields(flow) {
 		if field.Type == flows.IP_PROTO {
 			classifierInfo[IPProto] = field.GetIpProto()
-			logger.Debugw("field-type-ip-proto", log.Fields{"classifierInfo[IP_PROTO]": classifierInfo[IPProto].(uint32)})
+			logger.Debugw(ctx, "field-type-ip-proto", log.Fields{"classifierInfo[IP_PROTO]": classifierInfo[IPProto].(uint32)})
 		}
 	}
-	logger.Infow("extracted-access-info-from-flow-to-be-deleted",
+	logger.Infow(ctx, "extracted-access-info-from-flow-to-be-deleted",
 		log.Fields{
 			"flow-id": flow.Id,
 			"intf-id": Intf,
@@ -2247,10 +2245,10 @@
 	if ethType == LldpEthType || ((classifierInfo[IPProto] == IPProtoDhcp) && (flowDirection == "downstream")) {
 		onuID = -1
 		uniID = -1
-		logger.Debug("trap-on-nni-flow-set-oni--uni-to- -1")
-		Intf, err = IntfIDFromNniPortNum(inPort)
+		logger.Debug(ctx, "trap-on-nni-flow-set-oni--uni-to- -1")
+		Intf, err = IntfIDFromNniPortNum(ctx, inPort)
 		if err != nil {
-			logger.Errorw("invalid-in-port-number",
+			logger.Errorw(ctx, "invalid-in-port-number",
 				log.Fields{
 					"port-number": inPort,
 					"error":       err})
@@ -2261,7 +2259,7 @@
 	for _, flowID := range flowIds {
 		flowInfo := f.resourceMgr.GetFlowIDInfo(ctx, Intf, onuID, uniID, flowID)
 		if flowInfo == nil {
-			logger.Debugw("no-flowinfo-found-in-kv-store",
+			logger.Debugw(ctx, "no-flowinfo-found-in-kv-store",
 				log.Fields{
 					"intf":    Intf,
 					"onu-id":  onuID,
@@ -2277,13 +2275,13 @@
 		for i, storedFlow := range updatedFlows {
 			if flow.Id == storedFlow.LogicalFlowID {
 				removeFlowMessage := openoltpb2.Flow{FlowId: storedFlow.Flow.FlowId, FlowType: storedFlow.Flow.FlowType}
-				logger.Debugw("flow-to-be-deleted", log.Fields{"flow": storedFlow})
+				logger.Debugw(ctx, "flow-to-be-deleted", log.Fields{"flow": storedFlow})
 				// DKB
-				if err = f.removeFlowFromDevice(&removeFlowMessage, flow.Id); err != nil {
-					logger.Errorw("failed-to-remove-flow", log.Fields{"error": err})
+				if err = f.removeFlowFromDevice(ctx, &removeFlowMessage, flow.Id); err != nil {
+					logger.Errorw(ctx, "failed-to-remove-flow", log.Fields{"error": err})
 					return
 				}
-				logger.Info("flow-removed-from-device-successfully", log.Fields{
+				logger.Info(ctx, "flow-removed-from-device-successfully", log.Fields{
 					"flow-id":        flow.Id,
 					"stored-flow":    storedFlow,
 					"device-id":      f.deviceHandler.device.Id,
@@ -2295,7 +2293,7 @@
 				updatedFlows = append(updatedFlows[:i], updatedFlows[i+1:]...)
 				if err = f.clearResources(ctx, flow, Intf, onuID, uniID, storedFlow.Flow.GemportId,
 					flowID, flowDirection, portNum, updatedFlows); err != nil {
-					logger.Error("failed-to-clear-resources-for-flow", log.Fields{
+					logger.Error(ctx, "failed-to-clear-resources-for-flow", log.Fields{
 						"flow-id":        flow.Id,
 						"stored-flow":    storedFlow,
 						"device-id":      f.deviceHandler.device.Id,
@@ -2314,11 +2312,11 @@
 // clears resources reserved for this multicast flow
 func (f *OpenOltFlowMgr) clearMulticastFlowFromResourceManager(ctx context.Context, flow *ofp.OfpFlowStats) {
 	classifierInfo := make(map[string]interface{})
-	formulateClassifierInfoFromFlow(classifierInfo, flow)
+	formulateClassifierInfoFromFlow(ctx, classifierInfo, flow)
 	networkInterfaceID, err := f.getNNIInterfaceIDOfMulticastFlow(ctx, classifierInfo)
 
 	if err != nil {
-		logger.Warnw("no-inport-found--cannot-release-resources-of-the-multicast-flow", log.Fields{"flowId:": flow.Id})
+		logger.Warnw(ctx, "no-inport-found--cannot-release-resources-of-the-multicast-flow", log.Fields{"flowId:": flow.Id})
 		return
 	}
 
@@ -2332,7 +2330,7 @@
 	for _, flowID = range flowIds {
 		flowInfo := f.resourceMgr.GetFlowIDInfo(ctx, networkInterfaceID, onuID, uniID, flowID)
 		if flowInfo == nil {
-			logger.Debugw("no-multicast-flowinfo-found-in-the-kv-store",
+			logger.Debugw(ctx, "no-multicast-flowinfo-found-in-the-kv-store",
 				log.Fields{
 					"intf":    networkInterfaceID,
 					"onu-id":  onuID,
@@ -2347,31 +2345,31 @@
 		for i, storedFlow := range updatedFlows {
 			if flow.Id == storedFlow.LogicalFlowID {
 				removeFlowMessage := openoltpb2.Flow{FlowId: storedFlow.Flow.FlowId, FlowType: storedFlow.Flow.FlowType}
-				logger.Debugw("multicast-flow-to-be-deleted",
+				logger.Debugw(ctx, "multicast-flow-to-be-deleted",
 					log.Fields{
 						"flow":      storedFlow,
 						"flow-id":   flow.Id,
 						"device-id": f.deviceHandler.device.Id})
 				//remove from device
-				if err := f.removeFlowFromDevice(&removeFlowMessage, flow.Id); err != nil {
+				if err := f.removeFlowFromDevice(ctx, &removeFlowMessage, flow.Id); err != nil {
 					// DKB
-					logger.Errorw("failed-to-remove-multicast-flow",
+					logger.Errorw(ctx, "failed-to-remove-multicast-flow",
 						log.Fields{
 							"flow-id": flow.Id,
 							"error":   err})
 					return
 				}
-				logger.Infow("multicast-flow-removed-from-device-successfully", log.Fields{"flow-id": flow.Id})
+				logger.Infow(ctx, "multicast-flow-removed-from-device-successfully", log.Fields{"flow-id": flow.Id})
 				//Remove the Flow from FlowInfo
 				updatedFlows = append(updatedFlows[:i], updatedFlows[i+1:]...)
 				if err := f.updateFlowInfoToKVStore(ctx, int32(networkInterfaceID), NoneOnuID, NoneUniID, flowID, &updatedFlows); err != nil {
-					logger.Errorw("failed-to-delete-multicast-flow-from-the-kv-store",
+					logger.Errorw(ctx, "failed-to-delete-multicast-flow-from-the-kv-store",
 						log.Fields{"flow": storedFlow,
 							"err": err})
 					return
 				}
 				//release flow id
-				logger.Debugw("releasing-multicast-flow-id",
+				logger.Debugw(ctx, "releasing-multicast-flow-id",
 					log.Fields{"flow-id": flowID,
 						"interfaceID": networkInterfaceID})
 				f.resourceMgr.FreeFlowID(ctx, uint32(networkInterfaceID), NoneOnuID, NoneUniID, flowID)
@@ -2382,7 +2380,7 @@
 
 //RemoveFlow removes the flow from the device
 func (f *OpenOltFlowMgr) RemoveFlow(ctx context.Context, flow *ofp.OfpFlowStats) error {
-	logger.Infow("removing-flow", log.Fields{"flow": *flow})
+	logger.Infow(ctx, "removing-flow", log.Fields{"flow": *flow})
 	var direction string
 	actionInfo := make(map[string]interface{})
 
@@ -2390,9 +2388,9 @@
 		if action.Type == flows.OUTPUT {
 			if out := action.GetOutput(); out != nil {
 				actionInfo[Output] = out.GetPort()
-				logger.Debugw("action-type-output", log.Fields{"out_port": actionInfo[Output].(uint32)})
+				logger.Debugw(ctx, "action-type-output", log.Fields{"out_port": actionInfo[Output].(uint32)})
 			} else {
-				logger.Error("invalid-output-port-in-action")
+				logger.Error(ctx, "invalid-output-port-in-action")
 				return olterrors.NewErrInvalidValue(log.Fields{"invalid-out-port-action": 0}, nil)
 			}
 		}
@@ -2408,7 +2406,7 @@
 		direction = Downstream
 	}
 
-	_, intfID, onuID, uniID, _, _, err := FlowExtractInfo(flow, direction)
+	_, intfID, onuID, uniID, _, _, err := FlowExtractInfo(ctx, flow, direction)
 	if err != nil {
 		return err
 	}
@@ -2421,7 +2419,7 @@
 		f.perUserFlowHandleLock.Unlock(userKey)
 	} else {
 		// Ideally this should never happen
-		logger.Errorw("failed-to-acquire-lock-to-remove-flow--remove-aborted", log.Fields{"flow": flow})
+		logger.Errorw(ctx, "failed-to-acquire-lock-to-remove-flow--remove-aborted", log.Fields{"flow": flow})
 		return errors.New("failed-to-acquire-per-user-lock")
 	}
 
@@ -2435,12 +2433,12 @@
 		select {
 		case <-time.After(20 * time.Millisecond):
 			if flowDelRefCnt, ok := f.pendingFlowDelete.Load(pnFlDelKey); !ok || flowDelRefCnt == 0 {
-				logger.Debug("pending-flow-deletes-completed")
+				logger.Debug(ctx, "pending-flow-deletes-completed")
 				ch <- true
 				return
 			}
 		case <-ctx.Done():
-			logger.Error("flow-delete-wait-handler-routine-canceled")
+			logger.Error(ctx, "flow-delete-wait-handler-routine-canceled")
 			return
 		}
 	}
@@ -2470,13 +2468,13 @@
 	var UsMeterID uint32
 	var DsMeterID uint32
 
-	logger.Infow("adding-flow",
+	logger.Infow(ctx, "adding-flow",
 		log.Fields{
 			"flow":         flow,
 			"flowmetadata": flowMetadata})
-	formulateClassifierInfoFromFlow(classifierInfo, flow)
+	formulateClassifierInfoFromFlow(ctx, classifierInfo, flow)
 
-	err := formulateActionInfoFromFlow(actionInfo, classifierInfo, flow)
+	err := formulateActionInfoFromFlow(ctx, actionInfo, classifierInfo, flow)
 	if err != nil {
 		// Error logging is already done in the called function
 		// So just return in case of error
@@ -2489,13 +2487,13 @@
 	}
 
 	/* Controller bound trap flows */
-	err = formulateControllerBoundTrapFlowInfo(actionInfo, classifierInfo, flow)
+	err = formulateControllerBoundTrapFlowInfo(ctx, actionInfo, classifierInfo, flow)
 	if err != nil {
 		// error if any, already logged in the called function
 		return err
 	}
 
-	logger.Debugw("flow-ports",
+	logger.Debugw(ctx, "flow-ports",
 		log.Fields{
 			"classifierinfo_inport": classifierInfo[InPort],
 			"action_output":         actionInfo[Output]})
@@ -2503,7 +2501,7 @@
 
 	if ethType, ok := classifierInfo[EthType]; ok {
 		if ethType.(uint32) == LldpEthType {
-			logger.Info("adding-lldp-flow")
+			logger.Info(ctx, "adding-lldp-flow")
 			return f.addLLDPFlow(ctx, flow, portNo)
 		}
 	}
@@ -2511,21 +2509,21 @@
 		if ipProto.(uint32) == IPProtoDhcp {
 			if udpSrc, ok := classifierInfo[UDPSrc]; ok {
 				if udpSrc.(uint32) == uint32(67) || udpSrc.(uint32) == uint32(546) {
-					logger.Debug("trap-dhcp-from-nni-flow")
+					logger.Debug(ctx, "trap-dhcp-from-nni-flow")
 					return f.addDHCPTrapFlowOnNNI(ctx, flow, classifierInfo, portNo)
 				}
 			}
 		}
 	}
 	if isIgmpTrapDownstreamFlow(classifierInfo) {
-		logger.Debug("trap-igmp-from-nni-flow")
+		logger.Debug(ctx, "trap-igmp-from-nni-flow")
 		return f.addIgmpTrapFlowOnNNI(ctx, flow, classifierInfo, portNo)
 	}
 
-	f.deviceHandler.AddUniPortToOnu(intfID, onuID, portNo)
+	f.deviceHandler.AddUniPortToOnu(ctx, intfID, onuID, portNo)
 	f.resourceMgr.AddUniPortToOnuInfo(ctx, intfID, onuID, portNo)
 
-	TpID, err := getTpIDFromFlow(flow)
+	TpID, err := getTpIDFromFlow(ctx, flow)
 	if err != nil {
 		return olterrors.NewErrNotFound("tpid-for-flow",
 			log.Fields{
@@ -2534,7 +2532,7 @@
 				"onu-id":  onuID,
 				"uni-id":  uniID}, err)
 	}
-	logger.Debugw("tpid-for-this-subcriber",
+	logger.Debugw(ctx, "tpid-for-this-subcriber",
 		log.Fields{
 			"tp-id":   TpID,
 			"intf-id": intfID,
@@ -2542,16 +2540,16 @@
 			"uni-id":  uniID})
 	if IsUpstream(actionInfo[Output].(uint32)) {
 		UsMeterID = flows.GetMeterIdFromFlow(flow)
-		logger.Debugw("upstream-flow-meter-id", log.Fields{"us-meter-id": UsMeterID})
+		logger.Debugw(ctx, "upstream-flow-meter-id", log.Fields{"us-meter-id": UsMeterID})
 	} else {
 		DsMeterID = flows.GetMeterIdFromFlow(flow)
-		logger.Debugw("downstream-flow-meter-id", log.Fields{"ds-meter-id": DsMeterID})
+		logger.Debugw(ctx, "downstream-flow-meter-id", log.Fields{"ds-meter-id": DsMeterID})
 
 	}
 
 	pnFlDelKey := pendingFlowDeleteKey{intfID, onuID, uniID}
 	if _, ok := f.pendingFlowDelete.Load(pnFlDelKey); !ok {
-		logger.Debugw("no-pending-flows-found--going-ahead-with-flow-install",
+		logger.Debugw(ctx, "no-pending-flows-found--going-ahead-with-flow-install",
 			log.Fields{
 				"intf-id": intfID,
 				"onu-id":  onuID,
@@ -2562,7 +2560,7 @@
 		go f.waitForFlowDeletesToCompleteForOnu(ctx, intfID, onuID, uniID, pendingFlowDelComplete)
 		select {
 		case <-pendingFlowDelComplete:
-			logger.Debugw("all-pending-flow-deletes-completed",
+			logger.Debugw(ctx, "all-pending-flow-deletes-completed",
 				log.Fields{
 					"intf-id": intfID,
 					"onu-id":  onuID,
@@ -2583,7 +2581,7 @@
 // handleFlowWithGroup adds multicast flow to the device.
 func (f *OpenOltFlowMgr) handleFlowWithGroup(ctx context.Context, actionInfo, classifierInfo map[string]interface{}, flow *ofp.OfpFlowStats) error {
 	classifierInfo[PacketTagType] = DoubleTag
-	logger.Debugw("add-multicast-flow", log.Fields{
+	logger.Debugw(ctx, "add-multicast-flow", log.Fields{
 		"classifier-info": classifierInfo,
 		"actionInfo":      actionInfo})
 
@@ -2604,7 +2602,7 @@
 			multicastMac := flows.ConvertToMulticastMacBytes(ipv4Dst.(uint32))
 			delete(classifierInfo, Ipv4Dst)
 			classifierInfo[EthDst] = multicastMac
-			logger.Debugw("multicast-ip-to-mac-conversion-success",
+			logger.Debugw(ctx, "multicast-ip-to-mac-conversion-success",
 				log.Fields{
 					"ip:":  ipv4Dst.(uint32),
 					"mac:": multicastMac})
@@ -2616,9 +2614,9 @@
 	uniID := NoneUniID
 	gemPortID := NoneGemPortID
 
-	flowStoreCookie := getFlowStoreCookie(classifierInfo, uint32(0))
+	flowStoreCookie := getFlowStoreCookie(ctx, classifierInfo, uint32(0))
 	if present := f.resourceMgr.IsFlowCookieOnKVStore(ctx, uint32(networkInterfaceID), int32(onuID), int32(uniID), flowStoreCookie); present {
-		logger.Infow("multicast-flow-exists-not-re-adding", log.Fields{"classifier-info": classifierInfo})
+		logger.Infow(ctx, "multicast-flow-exists-not-re-adding", log.Fields{"classifier-info": classifierInfo})
 		return nil
 	}
 	flowID, err := f.resourceMgr.GetFlowID(ctx, uint32(networkInterfaceID), int32(onuID), int32(uniID), uint32(gemPortID), flowStoreCookie, "", 0, 0)
@@ -2649,7 +2647,7 @@
 	if err = f.addFlowToDevice(ctx, flow, &multicastFlow); err != nil {
 		return olterrors.NewErrFlowOp("add", flowID, log.Fields{"flow": multicastFlow}, err)
 	}
-	logger.Info("multicast-flow-added-to-device-successfully")
+	logger.Info(ctx, "multicast-flow-added-to-device-successfully")
 	//get cached group
 	group, _, err := f.GetFlowGroupFromKVStore(ctx, groupID, true)
 	if err == nil {
@@ -2675,7 +2673,7 @@
 //getNNIInterfaceIDOfMulticastFlow returns associated NNI interface id of the inPort criterion if exists; returns the first NNI interface of the device otherwise
 func (f *OpenOltFlowMgr) getNNIInterfaceIDOfMulticastFlow(ctx context.Context, classifierInfo map[string]interface{}) (uint32, error) {
 	if inPort, ok := classifierInfo[InPort]; ok {
-		nniInterfaceID, err := IntfIDFromNniPortNum(inPort.(uint32))
+		nniInterfaceID, err := IntfIDFromNniPortNum(ctx, inPort.(uint32))
 		if err != nil {
 			return 0, olterrors.NewErrInvalidValue(log.Fields{"nni-in-port-number": inPort}, err)
 		}
@@ -2691,7 +2689,7 @@
 
 // AddGroup add or update the group
 func (f *OpenOltFlowMgr) AddGroup(ctx context.Context, group *ofp.OfpGroupEntry) error {
-	logger.Infow("add-group", log.Fields{"group": group})
+	logger.Infow(ctx, "add-group", log.Fields{"group": group})
 	if group == nil {
 		return olterrors.NewErrInvalidValue(log.Fields{"group": group}, nil)
 	}
@@ -2702,7 +2700,7 @@
 		Action:  f.buildGroupAction(),
 	}
 
-	logger.Debugw("sending-group-to-device", log.Fields{"groupToOlt": groupToOlt})
+	logger.Debugw(ctx, "sending-group-to-device", log.Fields{"groupToOlt": groupToOlt})
 	_, err := f.deviceHandler.Client.PerformGroupOperation(ctx, &groupToOlt)
 	if err != nil {
 		return olterrors.NewErrAdapter("add-group-operation-failed", log.Fields{"groupToOlt": groupToOlt}, err)
@@ -2711,7 +2709,7 @@
 	if err := f.resourceMgr.AddFlowGroupToKVStore(ctx, group, true); err != nil {
 		return olterrors.NewErrPersistence("add", "flow-group", group.Desc.GroupId, log.Fields{"group": group}, err)
 	}
-	logger.Infow("add-group-operation-performed-on-the-device-successfully ", log.Fields{"groupToOlt": groupToOlt})
+	logger.Infow(ctx, "add-group-operation-performed-on-the-device-successfully ", log.Fields{"groupToOlt": groupToOlt})
 	return nil
 }
 
@@ -2727,12 +2725,12 @@
 
 // ModifyGroup updates the group
 func (f *OpenOltFlowMgr) ModifyGroup(ctx context.Context, group *ofp.OfpGroupEntry) error {
-	logger.Infow("modify-group", log.Fields{"group": group})
+	logger.Infow(ctx, "modify-group", log.Fields{"group": group})
 	if group == nil || group.Desc == nil {
 		return olterrors.NewErrInvalidValue(log.Fields{"group": group}, nil)
 	}
 
-	newGroup := f.buildGroup(group.Desc.GroupId, group.Desc.Buckets)
+	newGroup := f.buildGroup(ctx, group.Desc.GroupId, group.Desc.Buckets)
 	//get existing members of the group
 	val, groupExists, err := f.GetFlowGroupFromKVStore(ctx, group.Desc.GroupId, false)
 
@@ -2743,16 +2741,16 @@
 	var current *openoltpb2.Group // represents the group on the device
 	if groupExists {
 		// group already exists
-		current = f.buildGroup(group.Desc.GroupId, val.Desc.GetBuckets())
-		logger.Debugw("modify-group--group exists",
+		current = f.buildGroup(ctx, group.Desc.GroupId, val.Desc.GetBuckets())
+		logger.Debugw(ctx, "modify-group--group exists",
 			log.Fields{
 				"group on the device": val,
 				"new":                 group})
 	} else {
-		current = f.buildGroup(group.Desc.GroupId, nil)
+		current = f.buildGroup(ctx, group.Desc.GroupId, nil)
 	}
 
-	logger.Debugw("modify-group--comparing-current-and-new",
+	logger.Debugw(ctx, "modify-group--comparing-current-and-new",
 		log.Fields{
 			"group on the device": current,
 			"new":                 newGroup})
@@ -2761,7 +2759,7 @@
 	// get members to be removed
 	membersToBeRemoved := f.findDiff(newGroup, current)
 
-	logger.Infow("modify-group--differences found", log.Fields{
+	logger.Infow(ctx, "modify-group--differences found", log.Fields{
 		"membersToBeAdded":   membersToBeAdded,
 		"membersToBeRemoved": membersToBeRemoved,
 		"groupId":            group.Desc.GroupId})
@@ -2774,13 +2772,13 @@
 		groupToOlt.Command = openoltpb2.Group_ADD_MEMBERS
 		groupToOlt.Members = membersToBeAdded
 		//execute addMembers
-		errAdd = f.callGroupAddRemove(&groupToOlt)
+		errAdd = f.callGroupAddRemove(ctx, &groupToOlt)
 	}
 	if membersToBeRemoved != nil && len(membersToBeRemoved) > 0 {
 		groupToOlt.Command = openoltpb2.Group_REMOVE_MEMBERS
 		groupToOlt.Members = membersToBeRemoved
 		//execute removeMembers
-		errRemoved = f.callGroupAddRemove(&groupToOlt)
+		errRemoved = f.callGroupAddRemove(ctx, &groupToOlt)
 	}
 
 	//save the modified group
@@ -2788,12 +2786,12 @@
 		if err := f.resourceMgr.AddFlowGroupToKVStore(ctx, group, false); err != nil {
 			return olterrors.NewErrPersistence("add", "flow-group", group.Desc.GroupId, log.Fields{"group": group}, err)
 		}
-		logger.Infow("modify-group-was-success--storing-group",
+		logger.Infow(ctx, "modify-group-was-success--storing-group",
 			log.Fields{
 				"group":         group,
 				"existingGroup": current})
 	} else {
-		logger.Warnw("one-of-the-group-add/remove-operations-failed--cannot-save-group-modifications",
+		logger.Warnw(ctx, "one-of-the-group-add/remove-operations-failed--cannot-save-group-modifications",
 			log.Fields{"group": group})
 		if errAdd != nil {
 			return errAdd
@@ -2804,8 +2802,8 @@
 }
 
 //callGroupAddRemove performs add/remove buckets operation for the indicated group
-func (f *OpenOltFlowMgr) callGroupAddRemove(group *openoltpb2.Group) error {
-	if err := f.performGroupOperation(group); err != nil {
+func (f *OpenOltFlowMgr) callGroupAddRemove(ctx context.Context, group *openoltpb2.Group) error {
+	if err := f.performGroupOperation(ctx, group); err != nil {
 		st, _ := status.FromError(err)
 		//ignore already exists error code
 		if st.Code() != codes.AlreadyExists {
@@ -2838,8 +2836,8 @@
 }
 
 //performGroupOperation call performGroupOperation operation of openolt proto
-func (f *OpenOltFlowMgr) performGroupOperation(group *openoltpb2.Group) error {
-	logger.Debugw("sending-group-to-device",
+func (f *OpenOltFlowMgr) performGroupOperation(ctx context.Context, group *openoltpb2.Group) error {
+	logger.Debugw(ctx, "sending-group-to-device",
 		log.Fields{
 			"groupToOlt": group,
 			"command":    group.Command})
@@ -2851,13 +2849,13 @@
 }
 
 //buildGroup build openoltpb2.Group from given group id and bucket list
-func (f *OpenOltFlowMgr) buildGroup(groupID uint32, buckets []*ofp.OfpBucket) *openoltpb2.Group {
+func (f *OpenOltFlowMgr) buildGroup(ctx context.Context, groupID uint32, buckets []*ofp.OfpBucket) *openoltpb2.Group {
 	group := openoltpb2.Group{
 		GroupId: groupID}
 	// create members of the group
 	if buckets != nil {
 		for _, ofBucket := range buckets {
-			member := f.buildMember(ofBucket)
+			member := f.buildMember(ctx, ofBucket)
 			if member != nil && !f.contains(group.Members, member) {
 				group.Members = append(group.Members, member)
 			}
@@ -2867,7 +2865,7 @@
 }
 
 //buildMember builds openoltpb2.GroupMember from an OpenFlow bucket
-func (f *OpenOltFlowMgr) buildMember(ofBucket *ofp.OfpBucket) *openoltpb2.GroupMember {
+func (f *OpenOltFlowMgr) buildMember(ctx context.Context, ofBucket *ofp.OfpBucket) *openoltpb2.GroupMember {
 	var outPort uint32
 	outPortFound := false
 	for _, ofAction := range ofBucket.Actions {
@@ -2878,11 +2876,11 @@
 	}
 
 	if !outPortFound {
-		logger.Debugw("bucket-skipped-since-no-out-port-found-in-it", log.Fields{"ofBucket": ofBucket})
+		logger.Debugw(ctx, "bucket-skipped-since-no-out-port-found-in-it", log.Fields{"ofBucket": ofBucket})
 		return nil
 	}
 	interfaceID := IntfIDFromUniPortNum(outPort)
-	logger.Debugw("got-associated-interface-id-of-the-port",
+	logger.Debugw(ctx, "got-associated-interface-id-of-the-port",
 		log.Fields{
 			"portNumber:":  outPort,
 			"interfaceId:": interfaceID})
@@ -2896,27 +2894,27 @@
 		//add member to the group
 		return &member
 	}
-	logger.Warnf("bucket-skipped-since-interface-2-gem-mapping-cannot-be-found", log.Fields{"ofBucket": ofBucket})
+	logger.Warnf(ctx, "bucket-skipped-since-interface-2-gem-mapping-cannot-be-found", log.Fields{"ofBucket": ofBucket})
 	return nil
 }
 
 //sendTPDownloadMsgToChild send payload
-func (f *OpenOltFlowMgr) sendTPDownloadMsgToChild(intfID uint32, onuID uint32, uniID uint32, uni string, TpID uint32) error {
+func (f *OpenOltFlowMgr) sendTPDownloadMsgToChild(ctx context.Context, intfID uint32, onuID uint32, uniID uint32, uni string, TpID uint32) error {
 
-	onuDev, err := f.getOnuDevice(intfID, onuID)
+	onuDev, err := f.getOnuDevice(ctx, intfID, onuID)
 	if err != nil {
-		logger.Errorw("couldnt-find-onu-child-device",
+		logger.Errorw(ctx, "couldnt-find-onu-child-device",
 			log.Fields{
 				"intf-id": intfID,
 				"onu-id":  onuID,
 				"uni-id":  uniID})
 		return err
 	}
-	logger.Debugw("got-child-device-from-olt-device-handler", log.Fields{"onu-id": onuDev.deviceID})
+	logger.Debugw(ctx, "got-child-device-from-olt-device-handler", log.Fields{"onu-id": onuDev.deviceID})
 
-	tpPath := f.getTPpath(intfID, uni, TpID)
+	tpPath := f.getTPpath(ctx, intfID, uni, TpID)
 	tpDownloadMsg := &ic.InterAdapterTechProfileDownloadMessage{UniId: uniID, Path: tpPath}
-	logger.Debugw("sending-load-tech-profile-request-to-brcm-onu-adapter", log.Fields{"tpDownloadMsg": *tpDownloadMsg})
+	logger.Debugw(ctx, "sending-load-tech-profile-request-to-brcm-onu-adapter", log.Fields{"tpDownloadMsg": *tpDownloadMsg})
 	sendErr := f.deviceHandler.AdapterProxy.SendInterAdapterMessage(context.Background(),
 		tpDownloadMsg,
 		ic.InterAdapterMessageType_TECH_PROFILE_DOWNLOAD_REQUEST,
@@ -2932,7 +2930,7 @@
 				"onu-id":        onuDev.deviceID,
 				"proxyDeviceID": onuDev.proxyDeviceID}, sendErr)
 	}
-	logger.Infow("success-sending-load-tech-profile-request-to-brcm-onu-adapter", log.Fields{"tpDownloadMsg": *tpDownloadMsg})
+	logger.Infow(ctx, "success-sending-load-tech-profile-request-to-brcm-onu-adapter", log.Fields{"tpDownloadMsg": *tpDownloadMsg})
 	return nil
 }
 
@@ -2947,7 +2945,7 @@
 	if err := f.resourceMgr.AddOnuGemInfo(ctx, intfID, onu); err != nil {
 		return err
 	}
-	logger.Infow("updated-onuinfo",
+	logger.Infow(ctx, "updated-onuinfo",
 		log.Fields{
 			"intf-id":    intfID,
 			"onu-id":     onuID,
@@ -2963,7 +2961,7 @@
 	f.onuGemInfoLock[intfID].Lock()
 	defer f.onuGemInfoLock[intfID].Unlock()
 
-	logger.Infow("adding-gem-to-onu-info-map",
+	logger.Infow(ctx, "adding-gem-to-onu-info-map",
 		log.Fields{
 			"gem":       gemPort,
 			"intf":      intfID,
@@ -2977,7 +2975,7 @@
 			// check if gem already exists , else update the cache and kvstore
 			for _, gem := range onu.GemPorts {
 				if gem == gemPort {
-					logger.Debugw("gem-already-in-cache-no-need-to-update-cache-and-kv-store",
+					logger.Debugw(ctx, "gem-already-in-cache-no-need-to-update-cache-and-kv-store",
 						log.Fields{
 							"gem":       gemPort,
 							"device-id": f.deviceHandler.device.Id})
@@ -2990,7 +2988,7 @@
 	}
 	err := f.resourceMgr.AddGemToOnuGemInfo(ctx, intfID, onuID, gemPort)
 	if err != nil {
-		logger.Errorw("failed-to-add-gem-to-onu",
+		logger.Errorw(ctx, "failed-to-add-gem-to-onu",
 			log.Fields{
 				"intf-id":   intfID,
 				"onu-id":    onuID,
@@ -2998,7 +2996,7 @@
 				"device-id": f.deviceHandler.device.Id})
 		return
 	}
-	logger.Infow("gem-added-to-onu-info-map",
+	logger.Infow(ctx, "gem-added-to-onu-info-map",
 		log.Fields{
 			"gem":       gemPort,
 			"intf":      intfID,
@@ -3010,12 +3008,12 @@
 // This function Lookup maps  by serialNumber or (intfId, gemPort)
 
 //getOnuIDfromGemPortMap Returns OnuID,nil if found or set 0,error if no onuId is found for serialNumber or (intfId, gemPort)
-func (f *OpenOltFlowMgr) getOnuIDfromGemPortMap(intfID uint32, gemPortID uint32) (uint32, error) {
+func (f *OpenOltFlowMgr) getOnuIDfromGemPortMap(ctx context.Context, intfID uint32, gemPortID uint32) (uint32, error) {
 
 	f.onuGemInfoLock[intfID].Lock()
 	defer f.onuGemInfoLock[intfID].Unlock()
 
-	logger.Infow("getting-onu-id-from-gem-port-and-pon-port",
+	logger.Infow(ctx, "getting-onu-id-from-gem-port-and-pon-port",
 		log.Fields{
 			"device-id":   f.deviceHandler.device.Id,
 			"onu-geminfo": f.onuGemInfo[intfID],
@@ -3046,7 +3044,7 @@
 
 	if packetIn.IntfType == "pon" {
 		// packet indication does not have serial number , so sending as nil
-		if onuID, err = f.getOnuIDfromGemPortMap(packetIn.IntfId, packetIn.GemportId); err != nil {
+		if onuID, err = f.getOnuIDfromGemPortMap(ctx, packetIn.IntfId, packetIn.GemportId); err != nil {
 			// Called method is returning error with all data populated; just return the same
 			return logicalPortNum, err
 		}
@@ -3054,14 +3052,14 @@
 			logicalPortNum = packetIn.PortNo
 		} else {
 			uniID := uint32(0) //  FIXME - multi-uni support
-			logicalPortNum = MkUniPortNum(packetIn.IntfId, onuID, uniID)
+			logicalPortNum = MkUniPortNum(ctx, packetIn.IntfId, onuID, uniID)
 		}
 		// Store the gem port through which the packet_in came. Use the same gem port for packet_out
 		f.UpdateGemPortForPktIn(ctx, packetIn.IntfId, onuID, logicalPortNum, packetIn.GemportId)
 	} else if packetIn.IntfType == "nni" {
 		logicalPortNum = IntfIDToPortNo(packetIn.IntfId, voltha.Port_ETHERNET_NNI)
 	}
-	logger.Infow("retrieved-logicalport-from-packet-in",
+	logger.Infow(ctx, "retrieved-logicalport-from-packet-in",
 		log.Fields{
 			"logical-port-num": logicalPortNum,
 			"intf-type":        packetIn.IntfType,
@@ -3082,7 +3080,7 @@
 
 	gemPortID, ok := f.packetInGemPort[pktInkey]
 	if ok {
-		logger.Debugw("found-gemport-for-pktin-key",
+		logger.Debugw(ctx, "found-gemport-for-pktin-key",
 			log.Fields{
 				"pktinkey": pktInkey,
 				"gem":      gemPortID})
@@ -3093,7 +3091,7 @@
 	if err == nil {
 		if gemPortID != 0 {
 			f.packetInGemPort[pktInkey] = gemPortID
-			logger.Infow("found-gem-port-from-kv-store-and-updating-cache-with-gemport",
+			logger.Infow(ctx, "found-gem-port-from-kv-store-and-updating-cache-with-gemport",
 				log.Fields{
 					"pktinkey": pktInkey,
 					"gem":      gemPortID})
@@ -3124,7 +3122,7 @@
 	direction string,
 	tpID uint32,
 	vlanID ...uint32) {
-	logger.Debugw("installing-flow-on-all-gem-ports",
+	logger.Debugw(ctx, "installing-flow-on-all-gem-ports",
 		log.Fields{
 			"FlowType": FlowType,
 			"gemPorts": gemPorts,
@@ -3222,7 +3220,7 @@
 			}
 		}
 	default:
-		logger.Errorw("unknown-tech", log.Fields{"tpInst": TpInst})
+		logger.Errorw(ctx, "unknown-tech", log.Fields{"tpInst": TpInst})
 	}
 }
 
@@ -3236,7 +3234,7 @@
 }
 
 func (f *OpenOltFlowMgr) addDHCPTrapFlowOnNNI(ctx context.Context, logicalFlow *ofp.OfpFlowStats, classifier map[string]interface{}, portNo uint32) error {
-	logger.Debug("adding-trap-dhcp-of-nni-flow")
+	logger.Debug(ctx, "adding-trap-dhcp-of-nni-flow")
 	action := make(map[string]interface{})
 	classifier[PacketTagType] = DoubleTag
 	action[TrapToHost] = true
@@ -3255,7 +3253,7 @@
 	uniID := -1
 	gemPortID := -1
 	allocID := -1
-	networkInterfaceID, err := getNniIntfID(classifier, action)
+	networkInterfaceID, err := getNniIntfID(ctx, classifier, action)
 	if err != nil {
 		return olterrors.NewErrNotFound("nni-intreface-id",
 			log.Fields{
@@ -3264,9 +3262,9 @@
 			err)
 	}
 
-	flowStoreCookie := getFlowStoreCookie(classifier, uint32(0))
+	flowStoreCookie := getFlowStoreCookie(ctx, classifier, uint32(0))
 	if present := f.resourceMgr.IsFlowCookieOnKVStore(ctx, uint32(networkInterfaceID), int32(onuID), int32(uniID), flowStoreCookie); present {
-		logger.Info("flow-exists-not-re-adding")
+		logger.Info(ctx, "flow-exists-not-re-adding")
 		return nil
 	}
 	flowID, err := f.resourceMgr.GetFlowID(ctx, uint32(networkInterfaceID), int32(onuID), int32(uniID), uint32(gemPortID), flowStoreCookie, "", 0, 0)
@@ -3284,12 +3282,12 @@
 	if err != nil {
 		return olterrors.NewErrInvalidValue(log.Fields{"classifier": classifier}, err)
 	}
-	logger.Debugw("created-classifier-proto", log.Fields{"classifier": *classifierProto})
+	logger.Debugw(ctx, "created-classifier-proto", log.Fields{"classifier": *classifierProto})
 	actionProto, err := makeOpenOltActionField(action, classifier)
 	if err != nil {
 		return olterrors.NewErrInvalidValue(log.Fields{"action": action}, err)
 	}
-	logger.Debugw("created-action-proto", log.Fields{"action": *actionProto})
+	logger.Debugw(ctx, "created-action-proto", log.Fields{"action": *actionProto})
 	downstreamflow := openoltpb2.Flow{AccessIntfId: int32(-1), // AccessIntfId not required
 		OnuId:         int32(onuID), // OnuId not required
 		UniId:         int32(uniID), // UniId not used
@@ -3306,7 +3304,7 @@
 	if err := f.addFlowToDevice(ctx, logicalFlow, &downstreamflow); err != nil {
 		return olterrors.NewErrFlowOp("add", flowID, log.Fields{"flow": downstreamflow}, err)
 	}
-	logger.Info("dhcp-trap-on-nni-flow-added–to-device-successfully")
+	logger.Info(ctx, "dhcp-trap-on-nni-flow-added–to-device-successfully")
 	flowsToKVStore := f.getUpdatedFlowInfo(ctx, &downstreamflow, flowStoreCookie, "", flowID, logicalFlow.Id)
 	if err := f.updateFlowInfoToKVStore(ctx, int32(networkInterfaceID),
 		int32(onuID),
@@ -3345,7 +3343,7 @@
 
 //addIgmpTrapFlowOnNNI adds a trap-to-host flow on NNI
 func (f *OpenOltFlowMgr) addIgmpTrapFlowOnNNI(ctx context.Context, logicalFlow *ofp.OfpFlowStats, classifier map[string]interface{}, portNo uint32) error {
-	logger.Infow("adding-igmp-trap-of-nni-flow", log.Fields{"classifier-info": classifier})
+	logger.Infow(ctx, "adding-igmp-trap-of-nni-flow", log.Fields{"classifier-info": classifier})
 	action := make(map[string]interface{})
 	classifier[PacketTagType] = getPacketTypeFromClassifiers(classifier)
 	action[TrapToHost] = true
@@ -3364,16 +3362,16 @@
 	uniID := -1
 	gemPortID := -1
 	allocID := -1
-	networkInterfaceID, err := getNniIntfID(classifier, action)
+	networkInterfaceID, err := getNniIntfID(ctx, classifier, action)
 	if err != nil {
 		return olterrors.NewErrNotFound("nni-interface-id", log.Fields{
 			"classifier": classifier,
 			"action":     action},
 			err)
 	}
-	flowStoreCookie := getFlowStoreCookie(classifier, uint32(0))
+	flowStoreCookie := getFlowStoreCookie(ctx, classifier, uint32(0))
 	if present := f.resourceMgr.IsFlowCookieOnKVStore(ctx, uint32(networkInterfaceID), int32(onuID), int32(uniID), flowStoreCookie); present {
-		logger.Info("igmp-flow-exists-not-re-adding")
+		logger.Info(ctx, "igmp-flow-exists-not-re-adding")
 		return nil
 	}
 	flowID, err := f.resourceMgr.GetFlowID(ctx, uint32(networkInterfaceID), int32(onuID), int32(uniID), uint32(gemPortID), flowStoreCookie, "", 0, 0)
@@ -3391,12 +3389,12 @@
 	if err != nil {
 		return olterrors.NewErrInvalidValue(log.Fields{"classifier": classifier}, err)
 	}
-	logger.Debugw("created-classifier-proto-for-the-igmp-flow", log.Fields{"classifier": *classifierProto})
+	logger.Debugw(ctx, "created-classifier-proto-for-the-igmp-flow", log.Fields{"classifier": *classifierProto})
 	actionProto, err := makeOpenOltActionField(action, classifier)
 	if err != nil {
 		return olterrors.NewErrInvalidValue(log.Fields{"action": action}, err)
 	}
-	logger.Debugw("created-action-proto-for-the-igmp-flow", log.Fields{"action": *actionProto})
+	logger.Debugw(ctx, "created-action-proto-for-the-igmp-flow", log.Fields{"action": *actionProto})
 	downstreamflow := openoltpb2.Flow{AccessIntfId: int32(-1), // AccessIntfId not required
 		OnuId:         int32(onuID), // OnuId not required
 		UniId:         int32(uniID), // UniId not used
@@ -3413,7 +3411,7 @@
 	if err := f.addFlowToDevice(ctx, logicalFlow, &downstreamflow); err != nil {
 		return olterrors.NewErrFlowOp("add", flowID, log.Fields{"flow": downstreamflow}, err)
 	}
-	logger.Info("igmp-trap-on-nni-flow-added-to-device-successfully")
+	logger.Info(ctx, "igmp-trap-on-nni-flow-added-to-device-successfully")
 	flowsToKVStore := f.getUpdatedFlowInfo(ctx, &downstreamflow, flowStoreCookie, "", flowID, logicalFlow.Id)
 	if err := f.updateFlowInfoToKVStore(ctx, int32(networkInterfaceID),
 		int32(onuID),
@@ -3447,7 +3445,7 @@
 	allocID := args[AllocID]
 	if ipProto, ok := classifierInfo[IPProto]; ok {
 		if ipProto.(uint32) == IPProtoDhcp {
-			logger.Infow("adding-dhcp-flow", log.Fields{
+			logger.Infow(ctx, "adding-dhcp-flow", log.Fields{
 				"tp-id":    tpID,
 				"alloc-id": allocID,
 				"intf-id":  intfID,
@@ -3455,7 +3453,7 @@
 				"uni-id":   uniID,
 			})
 			if pcp, ok := classifierInfo[VlanPcp]; ok {
-				gemPort = f.techprofile[intfID].GetGemportIDForPbit(TpInst,
+				gemPort = f.techprofile[intfID].GetGemportIDForPbit(ctx, TpInst,
 					tp_pb.Direction_UPSTREAM,
 					pcp.(uint32))
 				//Adding DHCP upstream flow
@@ -3467,14 +3465,14 @@
 			}
 
 		} else if ipProto.(uint32) == IgmpProto {
-			logger.Infow("adding-us-igmp-flow",
+			logger.Infow(ctx, "adding-us-igmp-flow",
 				log.Fields{
 					"intf-id":          intfID,
 					"onu-id":           onuID,
 					"uni-id":           uniID,
 					"classifier-info:": classifierInfo})
 			if pcp, ok := classifierInfo[VlanPcp]; ok {
-				gemPort = f.techprofile[intfID].GetGemportIDForPbit(TpInst,
+				gemPort = f.techprofile[intfID].GetGemportIDForPbit(ctx, TpInst,
 					tp_pb.Direction_UPSTREAM,
 					pcp.(uint32))
 				f.addIGMPTrapFlow(ctx, intfID, onuID, uniID, portNo, classifierInfo, actionInfo, flow, allocID, gemPort, tpID)
@@ -3483,12 +3481,12 @@
 				installFlowOnAllGemports(ctx, f.addIGMPTrapFlow, nil, args, classifierInfo, actionInfo, flow, gemPorts, TpInst, IgmpFlow, Upstream, tpID)
 			}
 		} else {
-			logger.Errorw("invalid-classifier-to-handle", log.Fields{"classifier": classifierInfo, "action": actionInfo})
+			logger.Errorw(ctx, "invalid-classifier-to-handle", log.Fields{"classifier": classifierInfo, "action": actionInfo})
 			return
 		}
 	} else if ethType, ok := classifierInfo[EthType]; ok {
 		if ethType.(uint32) == EapEthType {
-			logger.Infow("adding-eapol-flow", log.Fields{
+			logger.Infow(ctx, "adding-eapol-flow", log.Fields{
 				"intf-id": intfID,
 				"onu-id":  onuID,
 				"uni-id":  uniID,
@@ -3500,7 +3498,7 @@
 				vlanID = DefaultMgmtVlan
 			}
 			if pcp, ok := classifierInfo[VlanPcp]; ok {
-				gemPort = f.techprofile[intfID].GetGemportIDForPbit(TpInst,
+				gemPort = f.techprofile[intfID].GetGemportIDForPbit(ctx, TpInst,
 					tp_pb.Direction_UPSTREAM,
 					pcp.(uint32))
 
@@ -3510,13 +3508,13 @@
 			}
 		}
 	} else if _, ok := actionInfo[PushVlan]; ok {
-		logger.Infow("adding-upstream-data-rule", log.Fields{
+		logger.Infow(ctx, "adding-upstream-data-rule", log.Fields{
 			"intf-id": intfID,
 			"onu-id":  onuID,
 			"uni-id":  uniID,
 		})
 		if pcp, ok := classifierInfo[VlanPcp]; ok {
-			gemPort = f.techprofile[intfID].GetGemportIDForPbit(TpInst,
+			gemPort = f.techprofile[intfID].GetGemportIDForPbit(ctx, TpInst,
 				tp_pb.Direction_UPSTREAM,
 				pcp.(uint32))
 			//Adding HSIA upstream flow
@@ -3526,13 +3524,13 @@
 			installFlowOnAllGemports(ctx, f.addUpstreamDataFlow, nil, args, classifierInfo, actionInfo, flow, gemPorts, TpInst, HsiaFlow, Upstream, tpID)
 		}
 	} else if _, ok := actionInfo[PopVlan]; ok {
-		logger.Infow("adding-downstream-data-rule", log.Fields{
+		logger.Infow(ctx, "adding-downstream-data-rule", log.Fields{
 			"intf-id": intfID,
 			"onu-id":  onuID,
 			"uni-id":  uniID,
 		})
 		if pcp, ok := classifierInfo[VlanPcp]; ok {
-			gemPort = f.techprofile[intfID].GetGemportIDForPbit(TpInst,
+			gemPort = f.techprofile[intfID].GetGemportIDForPbit(ctx, TpInst,
 				tp_pb.Direction_DOWNSTREAM,
 				pcp.(uint32))
 			//Adding HSIA downstream flow
@@ -3542,7 +3540,7 @@
 			installFlowOnAllGemports(ctx, f.addDownstreamDataFlow, nil, args, classifierInfo, actionInfo, flow, gemPorts, TpInst, HsiaFlow, Downstream, tpID)
 		}
 	} else {
-		logger.Errorw("invalid-flow-type-to-handle",
+		logger.Errorw(ctx, "invalid-flow-type-to-handle",
 			log.Fields{
 				"intf-id":    intfID,
 				"onu-id":     onuID,
@@ -3553,7 +3551,7 @@
 		return
 	}
 	// Send Techprofile download event to child device in go routine as it takes time
-	go f.sendTPDownloadMsgToChild(intfID, onuID, uniID, uni, tpID)
+	go f.sendTPDownloadMsgToChild(ctx, intfID, onuID, uniID, uni, tpID)
 }
 
 func (f *OpenOltFlowMgr) isGemPortUsedByAnotherFlow(gemPK gemPortKey) bool {
@@ -3584,87 +3582,87 @@
 		// So, we need to check and make sure that no other gem port is referring to the given TP ID
 		// on any other uni port.
 		tpInstances := f.techprofile[ponIntf].FindAllTpInstances(ctx, tpID, ponIntf, onuID).([]tp.TechProfile)
-		logger.Debugw("got-single-instance-tp-instances", log.Fields{"tp-instances": tpInstances})
+		logger.Debugw(ctx, "got-single-instance-tp-instances", log.Fields{"tp-instances": tpInstances})
 		for i := 0; i < len(tpInstances); i++ {
 			tpI := tpInstances[i]
 			tpGemPorts := tpI.UpstreamGemPortAttributeList
 			for _, tpGemPort := range tpGemPorts {
 				if tpGemPort.GemportID != gemPortID {
-					logger.Debugw("single-instance-tp-is-in-use-by-gem", log.Fields{"gemPort": tpGemPort.GemportID})
+					logger.Debugw(ctx, "single-instance-tp-is-in-use-by-gem", log.Fields{"gemPort": tpGemPort.GemportID})
 					return true, tpGemPort.GemportID
 				}
 			}
 		}
 	}
-	logger.Debug("tech-profile-is-not-in-use-by-any-gem")
+	logger.Debug(ctx, "tech-profile-is-not-in-use-by-any-gem")
 	return false, 0
 }
 
-func formulateClassifierInfoFromFlow(classifierInfo map[string]interface{}, flow *ofp.OfpFlowStats) {
+func formulateClassifierInfoFromFlow(ctx context.Context, classifierInfo map[string]interface{}, flow *ofp.OfpFlowStats) {
 	for _, field := range flows.GetOfbFields(flow) {
 		if field.Type == flows.ETH_TYPE {
 			classifierInfo[EthType] = field.GetEthType()
-			logger.Debug("field-type-eth-type", log.Fields{"classifierInfo[ETH_TYPE]": classifierInfo[EthType].(uint32)})
+			logger.Debug(ctx, "field-type-eth-type", log.Fields{"classifierInfo[ETH_TYPE]": classifierInfo[EthType].(uint32)})
 		} else if field.Type == flows.ETH_DST {
 			classifierInfo[EthDst] = field.GetEthDst()
-			logger.Debug("field-type-eth-type", log.Fields{"classifierInfo[ETH_DST]": classifierInfo[EthDst].([]uint8)})
+			logger.Debug(ctx, "field-type-eth-type", log.Fields{"classifierInfo[ETH_DST]": classifierInfo[EthDst].([]uint8)})
 		} else if field.Type == flows.IP_PROTO {
 			classifierInfo[IPProto] = field.GetIpProto()
-			logger.Debug("field-type-ip-proto", log.Fields{"classifierInfo[IP_PROTO]": classifierInfo[IPProto].(uint32)})
+			logger.Debug(ctx, "field-type-ip-proto", log.Fields{"classifierInfo[IP_PROTO]": classifierInfo[IPProto].(uint32)})
 		} else if field.Type == flows.IN_PORT {
 			classifierInfo[InPort] = field.GetPort()
-			logger.Debug("field-type-in-port", log.Fields{"classifierInfo[IN_PORT]": classifierInfo[InPort].(uint32)})
+			logger.Debug(ctx, "field-type-in-port", log.Fields{"classifierInfo[IN_PORT]": classifierInfo[InPort].(uint32)})
 		} else if field.Type == flows.VLAN_VID {
 			classifierInfo[VlanVid] = field.GetVlanVid() & 0xfff
-			logger.Debug("field-type-vlan-vid", log.Fields{"classifierInfo[VLAN_VID]": classifierInfo[VlanVid].(uint32)})
+			logger.Debug(ctx, "field-type-vlan-vid", log.Fields{"classifierInfo[VLAN_VID]": classifierInfo[VlanVid].(uint32)})
 		} else if field.Type == flows.VLAN_PCP {
 			classifierInfo[VlanPcp] = field.GetVlanPcp()
-			logger.Debug("field-type-vlan-pcp", log.Fields{"classifierInfo[VLAN_PCP]": classifierInfo[VlanPcp].(uint32)})
+			logger.Debug(ctx, "field-type-vlan-pcp", log.Fields{"classifierInfo[VLAN_PCP]": classifierInfo[VlanPcp].(uint32)})
 		} else if field.Type == flows.UDP_DST {
 			classifierInfo[UDPDst] = field.GetUdpDst()
-			logger.Debug("field-type-udp-dst", log.Fields{"classifierInfo[UDP_DST]": classifierInfo[UDPDst].(uint32)})
+			logger.Debug(ctx, "field-type-udp-dst", log.Fields{"classifierInfo[UDP_DST]": classifierInfo[UDPDst].(uint32)})
 		} else if field.Type == flows.UDP_SRC {
 			classifierInfo[UDPSrc] = field.GetUdpSrc()
-			logger.Debug("field-type-udp-src", log.Fields{"classifierInfo[UDP_SRC]": classifierInfo[UDPSrc].(uint32)})
+			logger.Debug(ctx, "field-type-udp-src", log.Fields{"classifierInfo[UDP_SRC]": classifierInfo[UDPSrc].(uint32)})
 		} else if field.Type == flows.IPV4_DST {
 			classifierInfo[Ipv4Dst] = field.GetIpv4Dst()
-			logger.Debug("field-type-ipv4-dst", log.Fields{"classifierInfo[IPV4_DST]": classifierInfo[Ipv4Dst].(uint32)})
+			logger.Debug(ctx, "field-type-ipv4-dst", log.Fields{"classifierInfo[IPV4_DST]": classifierInfo[Ipv4Dst].(uint32)})
 		} else if field.Type == flows.IPV4_SRC {
 			classifierInfo[Ipv4Src] = field.GetIpv4Src()
-			logger.Debug("field-type-ipv4-src", log.Fields{"classifierInfo[IPV4_SRC]": classifierInfo[Ipv4Src].(uint32)})
+			logger.Debug(ctx, "field-type-ipv4-src", log.Fields{"classifierInfo[IPV4_SRC]": classifierInfo[Ipv4Src].(uint32)})
 		} else if field.Type == flows.METADATA {
 			classifierInfo[Metadata] = field.GetTableMetadata()
-			logger.Debug("field-type-metadata", log.Fields{"classifierInfo[Metadata]": classifierInfo[Metadata].(uint64)})
+			logger.Debug(ctx, "field-type-metadata", log.Fields{"classifierInfo[Metadata]": classifierInfo[Metadata].(uint64)})
 		} else if field.Type == flows.TUNNEL_ID {
 			classifierInfo[TunnelID] = field.GetTunnelId()
-			logger.Debug("field-type-tunnelId", log.Fields{"classifierInfo[TUNNEL_ID]": classifierInfo[TunnelID].(uint64)})
+			logger.Debug(ctx, "field-type-tunnelId", log.Fields{"classifierInfo[TUNNEL_ID]": classifierInfo[TunnelID].(uint64)})
 		} else {
-			logger.Errorw("un-supported-field-type", log.Fields{"type": field.Type})
+			logger.Errorw(ctx, "un-supported-field-type", log.Fields{"type": field.Type})
 			return
 		}
 	}
 }
 
-func formulateActionInfoFromFlow(actionInfo, classifierInfo map[string]interface{}, flow *ofp.OfpFlowStats) error {
+func formulateActionInfoFromFlow(ctx context.Context, actionInfo, classifierInfo map[string]interface{}, flow *ofp.OfpFlowStats) error {
 	for _, action := range flows.GetActions(flow) {
 		if action.Type == flows.OUTPUT {
 			if out := action.GetOutput(); out != nil {
 				actionInfo[Output] = out.GetPort()
-				logger.Debugw("action-type-output", log.Fields{"out-port": actionInfo[Output].(uint32)})
+				logger.Debugw(ctx, "action-type-output", log.Fields{"out-port": actionInfo[Output].(uint32)})
 			} else {
 				return olterrors.NewErrInvalidValue(log.Fields{"output-port": nil}, nil)
 			}
 		} else if action.Type == flows.POP_VLAN {
 			actionInfo[PopVlan] = true
-			logger.Debugw("action-type-pop-vlan", log.Fields{"in_port": classifierInfo[InPort].(uint32)})
+			logger.Debugw(ctx, "action-type-pop-vlan", log.Fields{"in_port": classifierInfo[InPort].(uint32)})
 		} else if action.Type == flows.PUSH_VLAN {
 			if out := action.GetPush(); out != nil {
 				if tpid := out.GetEthertype(); tpid != 0x8100 {
-					logger.Errorw("invalid ethertype in push action", log.Fields{"ethertype": actionInfo[PushVlan].(int32)})
+					logger.Errorw(ctx, "invalid ethertype in push action", log.Fields{"ethertype": actionInfo[PushVlan].(int32)})
 				} else {
 					actionInfo[PushVlan] = true
 					actionInfo[TPID] = tpid
-					logger.Debugw("action-type-push-vlan",
+					logger.Debugw(ctx, "action-type-push-vlan",
 						log.Fields{
 							"push-tpid": actionInfo[TPID].(uint32),
 							"in-port":   classifierInfo[InPort].(uint32)})
@@ -3676,12 +3674,12 @@
 					if ofClass := field.GetOxmClass(); ofClass != ofp.OfpOxmClass_OFPXMC_OPENFLOW_BASIC {
 						return olterrors.NewErrInvalidValue(log.Fields{"openflow-class": ofClass}, nil)
 					}
-					/*logger.Debugw("action-type-set-field",log.Fields{"field": field, "in_port": classifierInfo[IN_PORT].(uint32)})*/
-					formulateSetFieldActionInfoFromFlow(field, actionInfo)
+					/*logger.Debugw(ctx, "action-type-set-field",log.Fields{"field": field, "in_port": classifierInfo[IN_PORT].(uint32)})*/
+					formulateSetFieldActionInfoFromFlow(ctx, field, actionInfo)
 				}
 			}
 		} else if action.Type == flows.GROUP {
-			formulateGroupActionInfoFromFlow(action, actionInfo)
+			formulateGroupActionInfoFromFlow(ctx, action, actionInfo)
 		} else {
 			return olterrors.NewErrInvalidValue(log.Fields{"action-type": action.Type}, nil)
 		}
@@ -3689,43 +3687,43 @@
 	return nil
 }
 
-func formulateSetFieldActionInfoFromFlow(field *ofp.OfpOxmField, actionInfo map[string]interface{}) {
+func formulateSetFieldActionInfoFromFlow(ctx context.Context, field *ofp.OfpOxmField, actionInfo map[string]interface{}) {
 	if ofbField := field.GetOfbField(); ofbField != nil {
 		fieldtype := ofbField.GetType()
 		if fieldtype == ofp.OxmOfbFieldTypes_OFPXMT_OFB_VLAN_VID {
 			if vlan := ofbField.GetVlanVid(); vlan != 0 {
 				actionInfo[VlanVid] = vlan & 0xfff
-				logger.Debugw("action-set-vlan-vid", log.Fields{"actionInfo[VLAN_VID]": actionInfo[VlanVid].(uint32)})
+				logger.Debugw(ctx, "action-set-vlan-vid", log.Fields{"actionInfo[VLAN_VID]": actionInfo[VlanVid].(uint32)})
 			} else {
-				logger.Error("no-invalid-vlan-id-in-set-vlan-vid-action")
+				logger.Error(ctx, "no-invalid-vlan-id-in-set-vlan-vid-action")
 			}
 		} else if fieldtype == ofp.OxmOfbFieldTypes_OFPXMT_OFB_VLAN_PCP {
 			pcp := ofbField.GetVlanPcp()
 			actionInfo[VlanPcp] = pcp
 			log.Debugw("action-set-vlan-pcp", log.Fields{"actionInfo[VLAN_PCP]": actionInfo[VlanPcp].(uint32)})
 		} else {
-			logger.Errorw("unsupported-action-set-field-type", log.Fields{"type": fieldtype})
+			logger.Errorw(ctx, "unsupported-action-set-field-type", log.Fields{"type": fieldtype})
 		}
 	}
 }
 
-func formulateGroupActionInfoFromFlow(action *ofp.OfpAction, actionInfo map[string]interface{}) {
+func formulateGroupActionInfoFromFlow(ctx context.Context, action *ofp.OfpAction, actionInfo map[string]interface{}) {
 	if action.GetGroup() == nil {
-		logger.Warn("no-group-entry-found-in-the-group-action")
+		logger.Warn(ctx, "no-group-entry-found-in-the-group-action")
 	} else {
 		actionInfo[GroupID] = action.GetGroup().GroupId
-		logger.Debugw("action-group-id", log.Fields{"actionInfo[GroupID]": actionInfo[GroupID].(uint32)})
+		logger.Debugw(ctx, "action-group-id", log.Fields{"actionInfo[GroupID]": actionInfo[GroupID].(uint32)})
 	}
 }
 
-func formulateControllerBoundTrapFlowInfo(actionInfo, classifierInfo map[string]interface{}, flow *ofp.OfpFlowStats) error {
+func formulateControllerBoundTrapFlowInfo(ctx context.Context, actionInfo, classifierInfo map[string]interface{}, flow *ofp.OfpFlowStats) error {
 	if isControllerFlow := IsControllerBoundFlow(actionInfo[Output].(uint32)); isControllerFlow {
-		logger.Debug("controller-bound-trap-flows--getting-inport-from-tunnelid")
+		logger.Debug(ctx, "controller-bound-trap-flows--getting-inport-from-tunnelid")
 		/* Get UNI port/ IN Port from tunnel ID field for upstream controller bound flows  */
 		if portType := IntfIDToPortTypeName(classifierInfo[InPort].(uint32)); portType == voltha.Port_PON_OLT {
 			if uniPort := flows.GetChildPortFromTunnelId(flow); uniPort != 0 {
 				classifierInfo[InPort] = uniPort
-				logger.Debugw("upstream-pon-to-controller-flow--inport-in-tunnelid",
+				logger.Debugw(ctx, "upstream-pon-to-controller-flow--inport-in-tunnelid",
 					log.Fields{
 						"newinport": classifierInfo[InPort].(uint32),
 						"outport":   actionInfo[Output].(uint32)})
@@ -3737,12 +3735,12 @@
 			}
 		}
 	} else {
-		logger.Debug("non-controller-flows--getting-uniport-from-tunnelid")
+		logger.Debug(ctx, "non-controller-flows--getting-uniport-from-tunnelid")
 		// Downstream flow from NNI to PON port , Use tunnel ID as new OUT port / UNI port
 		if portType := IntfIDToPortTypeName(actionInfo[Output].(uint32)); portType == voltha.Port_PON_OLT {
 			if uniPort := flows.GetChildPortFromTunnelId(flow); uniPort != 0 {
 				actionInfo[Output] = uniPort
-				logger.Debugw("downstream-nni-to-pon-port-flow, outport-in-tunnelid",
+				logger.Debugw(ctx, "downstream-nni-to-pon-port-flow, outport-in-tunnelid",
 					log.Fields{
 						"newoutport": actionInfo[Output].(uint32),
 						"outport":    actionInfo[Output].(uint32)})
@@ -3756,7 +3754,7 @@
 		} else if portType := IntfIDToPortTypeName(classifierInfo[InPort].(uint32)); portType == voltha.Port_PON_OLT {
 			if uniPort := flows.GetChildPortFromTunnelId(flow); uniPort != 0 {
 				classifierInfo[InPort] = uniPort
-				logger.Debugw("upstream-pon-to-nni-port-flow, inport-in-tunnelid",
+				logger.Debugw(ctx, "upstream-pon-to-nni-port-flow, inport-in-tunnelid",
 					log.Fields{
 						"newinport": actionInfo[Output].(uint32),
 						"outport":   actionInfo[Output].(uint32)})
@@ -3773,7 +3771,7 @@
 	return nil
 }
 
-func getTpIDFromFlow(flow *ofp.OfpFlowStats) (uint32, error) {
+func getTpIDFromFlow(ctx context.Context, flow *ofp.OfpFlowStats) (uint32, error) {
 	/*     Metadata 8 bytes:
 		   Most Significant 2 Bytes = Inner VLAN
 		   Next 2 Bytes = Tech Profile ID(TPID)
@@ -3781,11 +3779,11 @@
 	       Flow Metadata carries Tech-Profile (TP) ID and is mandatory in all
 	       subscriber related flows.
 	*/
-	metadata := flows.GetMetadataFromWriteMetadataAction(flow)
+	metadata := flows.GetMetadataFromWriteMetadataAction(ctx, flow)
 	if metadata == 0 {
 		return 0, olterrors.NewErrNotFound("metadata", log.Fields{"flow": flow}, nil)
 	}
-	TpID := flows.GetTechProfileIDFromWriteMetaData(metadata)
+	TpID := flows.GetTechProfileIDFromWriteMetaData(ctx, metadata)
 	return uint32(TpID), nil
 }
 
@@ -3799,30 +3797,30 @@
 }
 
 // getNniIntfID gets nni intf id from the flow classifier/action
-func getNniIntfID(classifier map[string]interface{}, action map[string]interface{}) (uint32, error) {
+func getNniIntfID(ctx context.Context, classifier map[string]interface{}, action map[string]interface{}) (uint32, error) {
 
 	portType := IntfIDToPortTypeName(classifier[InPort].(uint32))
 	if portType == voltha.Port_PON_OLT {
-		intfID, err := IntfIDFromNniPortNum(action[Output].(uint32))
+		intfID, err := IntfIDFromNniPortNum(ctx, action[Output].(uint32))
 		if err != nil {
-			logger.Debugw("invalid-action-port-number",
+			logger.Debugw(ctx, "invalid-action-port-number",
 				log.Fields{
 					"port-number": action[Output].(uint32),
 					"error":       err})
 			return uint32(0), err
 		}
-		logger.Infow("output-nni-intfId-is", log.Fields{"intf-id": intfID})
+		logger.Infow(ctx, "output-nni-intfId-is", log.Fields{"intf-id": intfID})
 		return intfID, nil
 	} else if portType == voltha.Port_ETHERNET_NNI {
-		intfID, err := IntfIDFromNniPortNum(classifier[InPort].(uint32))
+		intfID, err := IntfIDFromNniPortNum(ctx, classifier[InPort].(uint32))
 		if err != nil {
-			logger.Debugw("invalid-classifier-port-number",
+			logger.Debugw(ctx, "invalid-classifier-port-number",
 				log.Fields{
 					"port-number": action[Output].(uint32),
 					"error":       err})
 			return uint32(0), err
 		}
-		logger.Infow("input-nni-intfId-is", log.Fields{"intf-id": intfID})
+		logger.Infow(ctx, "input-nni-intfId-is", log.Fields{"intf-id": intfID})
 		return intfID, nil
 	}
 	return uint32(0), nil
@@ -3838,7 +3836,7 @@
 	lookupGemPort, ok := f.packetInGemPort[pktInkey]
 	if ok {
 		if lookupGemPort == gemPort {
-			logger.Infow("pktin-key/value-found-in-cache--no-need-to-update-kv--assume-both-in-sync",
+			logger.Infow(ctx, "pktin-key/value-found-in-cache--no-need-to-update-kv--assume-both-in-sync",
 				log.Fields{
 					"pktinkey": pktInkey,
 					"gem":      gemPort})
@@ -3848,7 +3846,7 @@
 	f.packetInGemPort[pktInkey] = gemPort
 
 	f.resourceMgr.UpdateGemPortForPktIn(ctx, pktInkey, gemPort)
-	logger.Infow("pktin-key-not-found-in-local-cache-value-is-different--updating-cache-and-kv-store",
+	logger.Infow(ctx, "pktin-key-not-found-in-local-cache-value-is-different--updating-cache-and-kv-store",
 		log.Fields{
 			"pktinkey": pktInkey,
 			"gem":      gemPort})
@@ -3866,7 +3864,7 @@
 		if onu.OnuID == onuID {
 			for _, uni := range onu.UniPorts {
 				if uni == portNum {
-					logger.Infow("uni-already-in-cache--no-need-to-update-cache-and-kv-store", log.Fields{"uni": portNum})
+					logger.Infow(ctx, "uni-already-in-cache--no-need-to-update-cache-and-kv-store", log.Fields{"uni": portNum})
 					return
 				}
 			}
@@ -3880,7 +3878,7 @@
 func (f *OpenOltFlowMgr) loadFlowIDlistForGem(ctx context.Context, intf uint32) {
 	flowIDsList, err := f.resourceMgr.GetFlowIDsGemMapForInterface(ctx, intf)
 	if err != nil {
-		logger.Error("failed-to-get-flowid-list-per-gem", log.Fields{"intf": intf})
+		logger.Error(ctx, "failed-to-get-flowid-list-per-gem", log.Fields{"intf": intf})
 		return
 	}
 	for gem, FlowIDs := range flowIDsList {
@@ -3895,7 +3893,7 @@
 func (f *OpenOltFlowMgr) loadInterfaceToMulticastQueueMap(ctx context.Context) {
 	storedMulticastQueueMap, err := f.resourceMgr.GetMcastQueuePerInterfaceMap(ctx)
 	if err != nil {
-		logger.Error("failed-to-get-pon-interface-to-multicast-queue-map")
+		logger.Error(ctx, "failed-to-get-pon-interface-to-multicast-queue-map")
 		return
 	}
 	for intf, queueInfo := range storedMulticastQueueMap {
diff --git a/internal/pkg/core/openolt_flowmgr_test.go b/internal/pkg/core/openolt_flowmgr_test.go
index 4a74e9a..26697aa 100644
--- a/internal/pkg/core/openolt_flowmgr_test.go
+++ b/internal/pkg/core/openolt_flowmgr_test.go
@@ -265,8 +265,9 @@
 }
 
 func TestOpenOltFlowMgr_RemoveFlow(t *testing.T) {
+	ctx := context.Background()
 	// flowMgr := newMockFlowmgr()
-	logger.Debug("Info Warning Error: Starting RemoveFlow() test")
+	logger.Debug(ctx, "Info Warning Error: Starting RemoveFlow() test")
 	fa := &fu.FlowArgs{
 		MatchFields: []*ofp.OfpOxmOfbField{
 			fu.InPort(2),
@@ -652,7 +653,7 @@
 				flowMgr.addGemPortToOnuInfoMap(ctx, tt.args.intfID, tt.args.onuID, gemPort)
 			}
 			for _, gemPortDeleted := range tt.args.gemPortIDsToBeDeleted {
-				flowMgr.deleteGemPortFromLocalCache(tt.args.intfID, tt.args.onuID, gemPortDeleted)
+				flowMgr.deleteGemPortFromLocalCache(context.Background(), tt.args.intfID, tt.args.onuID, gemPortDeleted)
 			}
 			lenofGemPorts := len(flowMgr.onuGemInfo[tt.args.intfID][0].GemPorts)
 			if lenofGemPorts != tt.args.finalLength {
@@ -764,6 +765,7 @@
 }
 
 func TestOpenOltFlowMgr_checkAndAddFlow(t *testing.T) {
+	ctx := context.Background()
 	// flowMgr := newMockFlowmgr()
 	kw := make(map[string]uint64)
 	kw["table_id"] = 1
@@ -851,33 +853,33 @@
 	flowState2, _ := fu.MkFlowStat(fa2)
 	flowState3, _ := fu.MkFlowStat(fa3)
 	flowState4, _ := fu.MkFlowStat(fa4)
-	formulateClassifierInfoFromFlow(classifierInfo, flowState)
-	formulateClassifierInfoFromFlow(classifierInfo2, flowState2)
-	formulateClassifierInfoFromFlow(classifierInfo3, flowState3)
-	formulateClassifierInfoFromFlow(classifierInfo4, flowState4)
+	formulateClassifierInfoFromFlow(ctx, classifierInfo, flowState)
+	formulateClassifierInfoFromFlow(ctx, classifierInfo2, flowState2)
+	formulateClassifierInfoFromFlow(ctx, classifierInfo3, flowState3)
+	formulateClassifierInfoFromFlow(ctx, classifierInfo4, flowState4)
 
-	err := formulateActionInfoFromFlow(actionInfo, classifierInfo, flowState)
+	err := formulateActionInfoFromFlow(ctx, actionInfo, classifierInfo, flowState)
 	if err != nil {
 		// Error logging is already done in the called function
 		// So just return in case of error
 		return
 	}
 
-	err = formulateActionInfoFromFlow(actionInfo2, classifierInfo2, flowState2)
+	err = formulateActionInfoFromFlow(ctx, actionInfo2, classifierInfo2, flowState2)
 	if err != nil {
 		// Error logging is already done in the called function
 		// So just return in case of error
 		return
 	}
 
-	err = formulateActionInfoFromFlow(actionInfo3, classifierInfo3, flowState3)
+	err = formulateActionInfoFromFlow(ctx, actionInfo3, classifierInfo3, flowState3)
 	if err != nil {
 		// Error logging is already done in the called function
 		// So just return in case of error
 		return
 	}
 
-	err = formulateActionInfoFromFlow(actionInfo4, classifierInfo4, flowState4)
+	err = formulateActionInfoFromFlow(ctx, actionInfo4, classifierInfo4, flowState4)
 	if err != nil {
 		// Error logging is already done in the called function
 		// So just return in case of error
diff --git a/internal/pkg/core/openolt_test.go b/internal/pkg/core/openolt_test.go
index 22a61c2..764cb20 100644
--- a/internal/pkg/core/openolt_test.go
+++ b/internal/pkg/core/openolt_test.go
@@ -141,7 +141,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Abandon_device(tt.args.device); err != tt.wantErr {
+			if err := oo.Abandon_device(context.Background(), tt.args.device); err != tt.wantErr {
 				t.Errorf("Abandon_device() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -170,7 +170,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			got, err := oo.Activate_image_update(tt.args.device, tt.args.request)
+			got, err := oo.Activate_image_update(context.Background(), tt.args.device, tt.args.request)
 			if err != tt.wantErr && got == nil {
 				t.Errorf("Activate_image_update() error = %v, wantErr %v", err, tt.wantErr)
 			}
@@ -191,7 +191,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Adapter_descriptor(); err != tt.wantErr {
+			if err := oo.Adapter_descriptor(context.Background()); err != tt.wantErr {
 				t.Errorf("Adapter_descriptor() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -218,7 +218,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			err := oo.Adopt_device(tt.args.device)
+			err := oo.Adopt_device(context.Background(), tt.args.device)
 			if (err != nil) && (reflect.TypeOf(err) !=
 				reflect.TypeOf(tt.wantErr)) && (tt.args.device == nil) {
 				t.Errorf("Adopt_device() error = %v, wantErr %v", err, tt.wantErr)
@@ -252,7 +252,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			got, err := oo.Cancel_image_download(tt.args.device, tt.args.request)
+			got, err := oo.Cancel_image_download(context.Background(), tt.args.device, tt.args.request)
 			if err != tt.wantErr && got == nil {
 				t.Errorf("Cancel_image_download() error = %v, wantErr %v", err, tt.wantErr)
 			}
@@ -276,7 +276,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Delete_device(tt.args.device); !reflect.DeepEqual(err, tt.wantErr) {
+			if err := oo.Delete_device(context.Background(), tt.args.device); !reflect.DeepEqual(err, tt.wantErr) {
 				t.Errorf("Delete_device() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -300,7 +300,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			got, err := oo.Device_types()
+			got, err := oo.Device_types(context.Background())
 			if err != tt.wantErr && got == nil {
 				t.Errorf("Device_types() error = %v, wantErr %v", err, tt.wantErr)
 			}
@@ -325,7 +325,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Disable_device(tt.args.device); !reflect.DeepEqual(err, tt.wantErr) {
+			if err := oo.Disable_device(context.Background(), tt.args.device); !reflect.DeepEqual(err, tt.wantErr) {
 				t.Errorf("Disable_device() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -354,7 +354,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			got, err := oo.Download_image(tt.args.device, tt.args.request)
+			got, err := oo.Download_image(context.Background(), tt.args.device, tt.args.request)
 			if err != tt.wantErr && got == nil {
 				t.Errorf("Download_image() error = %v, wantErr %v", err, tt.wantErr)
 			}
@@ -379,7 +379,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Get_device_details(tt.args.device); err != tt.wantErr {
+			if err := oo.Get_device_details(context.Background(), tt.args.device); err != tt.wantErr {
 				t.Errorf("Get_device_details() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -408,7 +408,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			got, err := oo.Get_image_download_status(tt.args.device, tt.args.request)
+			got, err := oo.Get_image_download_status(context.Background(), tt.args.device, tt.args.request)
 			if err != tt.wantErr && got == nil {
 				t.Errorf("Get_image_download_status() got = %v want = %v error = %v, wantErr %v",
 					got, tt.want, err, tt.wantErr)
@@ -446,7 +446,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			got, err := oo.Get_ofp_device_info(tt.args.device)
+			got, err := oo.Get_ofp_device_info(context.Background(), tt.args.device)
 			if !reflect.DeepEqual(err, tt.wantErr) || !reflect.DeepEqual(got, tt.want) {
 				t.Errorf("Get_ofp_device_info() got = %v want = %v error = %v, wantErr = %v",
 					got, tt.want, err, tt.wantErr)
@@ -469,7 +469,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			got, err := oo.Health()
+			got, err := oo.Health(context.Background())
 			if err != tt.wantErr && got == nil {
 				t.Errorf("Get_ofp_port_info() error = %v, wantErr %v", err, tt.wantErr)
 			}
@@ -526,7 +526,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Process_inter_adapter_message(tt.args.msg); reflect.TypeOf(err) != tt.wantErrType {
+			if err := oo.Process_inter_adapter_message(context.Background(), tt.args.msg); reflect.TypeOf(err) != tt.wantErrType {
 				t.Errorf("Process_inter_adapter_message() error = %v, wantErr %v",
 					reflect.TypeOf(err), tt.wantErrType)
 			}
@@ -551,7 +551,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Reboot_device(tt.args.device); !reflect.DeepEqual(err, tt.wantErr) {
+			if err := oo.Reboot_device(context.Background(), tt.args.device); !reflect.DeepEqual(err, tt.wantErr) {
 				t.Errorf("Reboot_device() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -585,7 +585,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Receive_packet_out(tt.args.deviceID, tt.args.egressPortNo, tt.args.packet); !reflect.DeepEqual(err, tt.wantErr) {
+			if err := oo.Receive_packet_out(context.Background(), tt.args.deviceID, tt.args.egressPortNo, tt.args.packet); !reflect.DeepEqual(err, tt.wantErr) {
 				t.Errorf("Receive_packet_out() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -610,7 +610,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Reconcile_device(tt.args.device); !reflect.DeepEqual(err, tt.wantErr) {
+			if err := oo.Reconcile_device(context.Background(), tt.args.device); !reflect.DeepEqual(err, tt.wantErr) {
 				t.Errorf("Reconcile_device() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -634,7 +634,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Reenable_device(tt.args.device); !reflect.DeepEqual(err, tt.wantErr) {
+			if err := oo.Reenable_device(context.Background(), tt.args.device); !reflect.DeepEqual(err, tt.wantErr) {
 				t.Errorf("Reenable_device() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -663,7 +663,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			got, err := oo.Revert_image_update(tt.args.device, tt.args.request)
+			got, err := oo.Revert_image_update(context.Background(), tt.args.device, tt.args.request)
 			if err != tt.wantErr && got == nil {
 				t.Log("error :", err)
 			}
@@ -688,7 +688,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Self_test_device(tt.args.device); err != tt.wantErr {
+			if err := oo.Self_test_device(context.Background(), tt.args.device); err != tt.wantErr {
 				t.Errorf("Self_test_device() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -757,7 +757,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Suppress_event(tt.args.filter); err != tt.wantErr {
+			if err := oo.Suppress_event(context.Background(), tt.args.filter); err != tt.wantErr {
 				t.Errorf("Suppress_event() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -781,7 +781,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Unsuppress_event(tt.args.filter); err != tt.wantErr {
+			if err := oo.Unsuppress_event(context.Background(), tt.args.filter); err != tt.wantErr {
 				t.Errorf("Unsuppress_event() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -808,7 +808,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Update_flows_bulk(tt.args.device, tt.args.flows, tt.args.groups, tt.args.flowMetadata); err != tt.wantErr {
+			if err := oo.Update_flows_bulk(context.Background(), tt.args.device, tt.args.flows, tt.args.groups, tt.args.flowMetadata); err != tt.wantErr {
 				t.Errorf("Update_flows_bulk() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -836,7 +836,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Update_flows_incrementally(tt.args.device, tt.args.flows, tt.args.groups, tt.args.flowMetadata); !reflect.DeepEqual(err, tt.wantErr) {
+			if err := oo.Update_flows_incrementally(context.Background(), tt.args.device, tt.args.flows, tt.args.groups, tt.args.flowMetadata); !reflect.DeepEqual(err, tt.wantErr) {
 				t.Errorf("Update_flows_incrementally() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -860,7 +860,8 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Update_pm_config(tt.args.device, tt.args.pmConfigs); !reflect.DeepEqual(err, tt.wantErr) {
+
+			if err := oo.Update_pm_config(context.Background(), tt.args.device, tt.args.pmConfigs); !reflect.DeepEqual(err, tt.wantErr) {
 				t.Errorf("Update_pm_config() error = %v, wantErr %v", err, tt.wantErr)
 			}
 
@@ -908,7 +909,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Enable_port(tt.args.deviceID, tt.args.port); (err != nil) != tt.wantErr {
+			if err := oo.Enable_port(context.Background(), tt.args.deviceID, tt.args.port); (err != nil) != tt.wantErr {
 				t.Errorf("OpenOLT.Enable_port() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -933,7 +934,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			oo := testOltObject(tt.fields)
-			if err := oo.Disable_port(tt.args.deviceID, tt.args.port); (err != nil) != tt.wantErr {
+			if err := oo.Disable_port(context.Background(), tt.args.deviceID, tt.args.port); (err != nil) != tt.wantErr {
 				t.Errorf("OpenOLT.Disable_port() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
diff --git a/internal/pkg/core/statsmanager.go b/internal/pkg/core/statsmanager.go
index c7bd546..6427a0c 100755
--- a/internal/pkg/core/statsmanager.go
+++ b/internal/pkg/core/statsmanager.go
@@ -18,12 +18,12 @@
 package core
 
 import (
+	"context"
 	"fmt"
+	"strconv"
 	"sync"
 	"time"
 
-	"strconv"
-
 	"github.com/opencord/voltha-lib-go/v3/pkg/log"
 	"github.com/opencord/voltha-openolt-adapter/internal/pkg/olterrors"
 	"github.com/opencord/voltha-protos/v3/go/openolt"
@@ -190,7 +190,7 @@
 }
 
 // NewOpenOltStatsMgr returns a new instance of the OpenOltStatisticsMgr
-func NewOpenOltStatsMgr(Dev *DeviceHandler) *OpenOltStatisticsMgr {
+func NewOpenOltStatsMgr(ctx context.Context, Dev *DeviceHandler) *OpenOltStatisticsMgr {
 
 	var StatMgr OpenOltStatisticsMgr
 
@@ -199,16 +199,16 @@
 	// Northbound and Southbound ports
 	// added to initialize the pm_metrics
 	var Ports interface{}
-	Ports, _ = InitPorts("nni", Dev.device.Id, 1)
+	Ports, _ = InitPorts(ctx, "nni", Dev.device.Id, 1)
 	StatMgr.NorthBoundPort, _ = Ports.(map[uint32]*NniPort)
 	NumPonPorts := Dev.resourceMgr.DevInfo.GetPonPorts()
-	Ports, _ = InitPorts("pon", Dev.device.Id, NumPonPorts)
+	Ports, _ = InitPorts(ctx, "pon", Dev.device.Id, NumPonPorts)
 	StatMgr.SouthBoundPort, _ = Ports.(map[uint32]*PonPort)
 	return &StatMgr
 }
 
 // InitPorts collects the port objects:  nni and pon that are updated with the current data from the OLT
-func InitPorts(Intftype string, DeviceID string, numOfPorts uint32) (interface{}, error) {
+func InitPorts(ctx context.Context, Intftype string, DeviceID string, numOfPorts uint32) (interface{}, error) {
 	/*
 	     This method collects the port objects:  nni and pon that are updated with the
 	     current data from the OLT
@@ -224,25 +224,25 @@
 	if Intftype == "nni" {
 		NniPorts := make(map[uint32]*NniPort)
 		for i = 0; i < numOfPorts; i++ {
-			Port := BuildPortObject(i, "nni", DeviceID).(*NniPort)
+			Port := BuildPortObject(ctx, i, "nni", DeviceID).(*NniPort)
 			NniPorts[Port.IntfID] = Port
 		}
 		return NniPorts, nil
 	} else if Intftype == "pon" {
 		PONPorts := make(map[uint32]*PonPort)
 		for i = 0; i < numOfPorts; i++ {
-			PONPort := BuildPortObject(i, "pon", DeviceID).(*PonPort)
+			PONPort := BuildPortObject(ctx, i, "pon", DeviceID).(*PonPort)
 			PONPorts[PortNoToIntfID(PONPort.IntfID, voltha.Port_PON_OLT)] = PONPort
 		}
 		return PONPorts, nil
 	} else {
-		logger.Errorw("invalid-type-of-interface", log.Fields{"interface-type": Intftype})
+		logger.Errorw(ctx, "invalid-type-of-interface", log.Fields{"interface-type": Intftype})
 		return nil, olterrors.NewErrInvalidValue(log.Fields{"interface-type": Intftype}, nil)
 	}
 }
 
 // BuildPortObject allows for updating north and southbound ports, newly discovered ports, and devices
-func BuildPortObject(PortNum uint32, IntfType string, DeviceID string) interface{} {
+func BuildPortObject(ctx context.Context, PortNum uint32, IntfType string, DeviceID string) interface{} {
 	/*
 	   Separate method to allow for updating north and southbound ports
 	   newly discovered ports and devices
@@ -257,7 +257,7 @@
 	if IntfType == "nni" {
 		IntfID := IntfIDToPortNo(PortNum, voltha.Port_ETHERNET_NNI)
 		nniID := PortNoToIntfID(IntfID, voltha.Port_ETHERNET_NNI)
-		logger.Debugw("interface-type-nni",
+		logger.Debugw(ctx, "interface-type-nni",
 			log.Fields{
 				"nni-id":    nniID,
 				"intf-type": IntfType})
@@ -267,13 +267,13 @@
 		//  intf_id and pon_id are currently equal.
 		IntfID := IntfIDToPortNo(PortNum, voltha.Port_PON_OLT)
 		PONID := PortNoToIntfID(IntfID, voltha.Port_PON_OLT)
-		logger.Debugw("interface-type-pon",
+		logger.Debugw(ctx, "interface-type-pon",
 			log.Fields{
 				"pon-id":    PONID,
 				"intf-type": IntfType})
 		return NewPONPort(PONID, DeviceID, IntfID, PortNum)
 	} else {
-		logger.Errorw("invalid-type-of-interface", log.Fields{"intf-type": IntfType})
+		logger.Errorw(ctx, "invalid-type-of-interface", log.Fields{"intf-type": IntfType})
 		return nil
 	}
 }
@@ -368,9 +368,9 @@
 }
 
 // publishMatrics will publish the pon port metrics
-func (StatMgr OpenOltStatisticsMgr) publishMetrics(val map[string]float32,
+func (StatMgr OpenOltStatisticsMgr) publishMetrics(ctx context.Context, val map[string]float32,
 	port *voltha.Port, devID string, devType string) {
-	logger.Debugw("publish-metrics",
+	logger.Debugw(ctx, "publish-metrics",
 		log.Fields{
 			"port":    port.Label,
 			"metrics": val})
@@ -405,26 +405,26 @@
 	ke.Type = voltha.KpiEventType_slice
 	ke.Ts = float64(time.Now().UnixNano())
 
-	if err := StatMgr.Device.EventProxy.SendKpiEvent("STATS_EVENT", &ke, voltha.EventCategory_EQUIPMENT, volthaEventSubCatgry, raisedTs); err != nil {
-		logger.Errorw("failed-to-send-pon-stats", log.Fields{"err": err})
+	if err := StatMgr.Device.EventProxy.SendKpiEvent(ctx, "STATS_EVENT", &ke, voltha.EventCategory_EQUIPMENT, volthaEventSubCatgry, raisedTs); err != nil {
+		logger.Errorw(ctx, "failed-to-send-pon-stats", log.Fields{"err": err})
 	}
 }
 
 // PortStatisticsIndication handles the port statistics indication
-func (StatMgr *OpenOltStatisticsMgr) PortStatisticsIndication(PortStats *openolt.PortStatistics, NumPonPorts uint32) {
-	StatMgr.PortsStatisticsKpis(PortStats, NumPonPorts)
-	logger.Debugw("received-port-stats-indication", log.Fields{"port-stats": PortStats})
+func (StatMgr *OpenOltStatisticsMgr) PortStatisticsIndication(ctx context.Context, PortStats *openolt.PortStatistics, NumPonPorts uint32) {
+	StatMgr.PortsStatisticsKpis(ctx, PortStats, NumPonPorts)
+	logger.Debugw(ctx, "received-port-stats-indication", log.Fields{"port-stats": PortStats})
 	// TODO send stats to core topic to the voltha kafka or a different kafka ?
 }
 
 // FlowStatisticsIndication to be implemented
-func FlowStatisticsIndication(self, FlowStats *openolt.FlowStatistics) {
-	logger.Debugw("flow-stats-collected", log.Fields{"flow-stats": FlowStats})
+func FlowStatisticsIndication(ctx context.Context, self, FlowStats *openolt.FlowStatistics) {
+	logger.Debugw(ctx, "flow-stats-collected", log.Fields{"flow-stats": FlowStats})
 	//TODO send to kafka ?
 }
 
 // PortsStatisticsKpis map the port stats values into a dictionary, creates the kpiEvent and then publish to Kafka
-func (StatMgr *OpenOltStatisticsMgr) PortsStatisticsKpis(PortStats *openolt.PortStatistics, NumPonPorts uint32) {
+func (StatMgr *OpenOltStatisticsMgr) PortsStatisticsKpis(ctx context.Context, PortStats *openolt.PortStatistics, NumPonPorts uint32) {
 
 	/*map the port stats values into a dictionary
 	  Create a kpoEvent and publish to Kafka
@@ -461,7 +461,7 @@
 		mutex.Lock()
 		StatMgr.NorthBoundPort[0] = &portNNIStat
 		mutex.Unlock()
-		logger.Debugw("received-nni-stats", log.Fields{"nni-stats": StatMgr.NorthBoundPort})
+		logger.Debugw(ctx, "received-nni-stats", log.Fields{"nni-stats": StatMgr.NorthBoundPort})
 	}
 	for i := uint32(0); i < NumPonPorts; i++ {
 
@@ -483,7 +483,7 @@
 			mutex.Lock()
 			StatMgr.SouthBoundPort[i] = &portPonStat
 			mutex.Unlock()
-			logger.Debugw("received-pon-stats-for-port", log.Fields{"port-pon-stats": portPonStat})
+			logger.Debugw(ctx, "received-pon-stats-for-port", log.Fields{"port-pon-stats": portPonStat})
 		}
 	}
 
@@ -506,7 +506,7 @@
 	       err = UpdatePortObjectKpiData(SouthboundPorts[PortStats.IntfID], PMData)
 	   }
 	   if (err != nil) {
-	       logger.Error("Error publishing statistics data")
+	       logger.Error(ctx, "Error publishing statistics data")
 	   }
 	*/
 
diff --git a/internal/pkg/core/statsmanager_test.go b/internal/pkg/core/statsmanager_test.go
index f7f8246..67b9a6a 100644
--- a/internal/pkg/core/statsmanager_test.go
+++ b/internal/pkg/core/statsmanager_test.go
@@ -18,6 +18,7 @@
 package core
 
 import (
+	"context"
 	"fmt"
 	"github.com/opencord/voltha-protos/v3/go/openolt"
 	"github.com/opencord/voltha-protos/v3/go/voltha"
@@ -44,7 +45,7 @@
 	}
 	dh := newMockDeviceHandler()
 	dh.device = device
-	StatMgr := NewOpenOltStatsMgr(dh)
+	StatMgr := NewOpenOltStatsMgr(context.Background(), dh)
 
 	type args struct {
 		PortStats *openolt.PortStatistics
@@ -59,7 +60,7 @@
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 
-			StatMgr.PortStatisticsIndication(tt.args.PortStats, 16)
+			StatMgr.PortStatisticsIndication(context.Background(), tt.args.PortStats, 16)
 		})
 	}
 }
@@ -168,7 +169,7 @@
 				NorthBoundPort: tt.fields.NorthBoundPort,
 				SouthBoundPort: tt.fields.SouthBoundPort,
 			}
-			StatMgr.publishMetrics(tt.args.val, tt.args.port, "onu1", "openolt")
+			StatMgr.publishMetrics(context.Background(), tt.args.val, tt.args.port, "onu1", "openolt")
 		})
 	}
 }