diff --git a/xos/ceilometer/models.py b/xos/ceilometer/models.py
index a838c4e..3da29dd 100644
--- a/xos/ceilometer/models.py
+++ b/xos/ceilometer/models.py
@@ -29,7 +29,7 @@
 
     sync_attributes = ("private_ip", "private_mac",
                        "ceilometer_ip", "ceilometer_mac",
-                       "nat_ip", "nat_mac",)
+                       "nat_ip", "nat_mac", "ceilometer_port",)
 
     default_attributes = {}
     def __init__(self, *args, **kwargs):
@@ -37,6 +37,7 @@
         if ceilometer_services:
             self._meta.get_field("provider_service").default = ceilometer_services[0].id
         super(MonitoringChannel, self).__init__(*args, **kwargs)
+        self.set_attribute("use_same_instance_for_multiple_tenants", True)
 
     def save(self, *args, **kwargs):
         if not self.creator:
@@ -62,7 +63,7 @@
 
     @property
     def addresses(self):
-        if not self.instance:
+        if (not self.id) or (not self.instance):
             return {}
 
         addresses = {}
@@ -132,10 +133,17 @@
         return ", ".join(self.tenant_list)
 
     @property
+    def ceilometer_port(self):
+        # TODO: Find a better logic to choose unique ceilometer port number for each instance 
+        if not self.id:
+            return None
+        return 8888+self.id
+
+    @property
     def ceilometer_url(self):
         if not self.ceilometer_ip:
             return None
-        return "http://" + self.private_ip + ":8888/"
+        return "http://" + self.private_ip + ":" + str(self.ceilometer_port) + "/"
 
 def model_policy_monitoring_channel(pk):
     # TODO: this should be made in to a real model_policy
diff --git a/xos/configurations/cord/install_ceilometer_vcpe_notification_listener.sh b/xos/configurations/cord/install_ceilometer_vcpe_notification_listener.sh
index 50a4132..1992e80 100755
--- a/xos/configurations/cord/install_ceilometer_vcpe_notification_listener.sh
+++ b/xos/configurations/cord/install_ceilometer_vcpe_notification_listener.sh
@@ -11,6 +11,6 @@
 echo "Copying the ceilometer vcpe notification agent files /usr/lib/python2.7/dist-packages/ceilometer"
 tar -xzf ceilometer_vcpe_notification_agent.tar.gz
 sudo mv ceilometer/network/ext_services /usr/lib/python2.7/dist-packages/ceilometer/network/
-sudo mv ceilometer-2015.1.1.egg-info/entry_points.txt /usr/lib/python2.7/dist-packages/ceilometer-2015.1.1.egg-info/
+sudo mv ceilometer-2015.1.1.egg-info/entry_points.txt /usr/lib/python2.7/dist-packages/ceilometer-*egg-info/
 echo "Restarting ceilometer-agent-notification"
 sudo service ceilometer-agent-notification restart
diff --git a/xos/core/models/service.py b/xos/core/models/service.py
index 6cb7a9d..fe70820 100644
--- a/xos/core/models/service.py
+++ b/xos/core/models/service.py
@@ -364,16 +364,31 @@
         if getattr(self, "cached_instance", None):
             return self.cached_instance
         instance_id=self.get_attribute("instance_id")
-        if not instance_id:
-            return None
-        instances=Instance.objects.filter(id=instance_id)
-        if not instances:
-            return None
-        instance=instances[0]
+        instance = None
+        if instance_id:
+            instances=Instance.objects.filter(id=instance_id)
+            instance=instances[0]
+        if not instance:
+            if not self.get_attribute("use_same_instance_for_multiple_tenants", default=False):
+                return None
+            if not self.provider_service.slices.count():
+                raise XOSConfigurationError("The service has no associated slices")
+            slices = self.provider_service.slices.all()
+            instance = self.pick_least_loaded_instance_in_slice(slices)
+            if not instance:
+                return None
         instance.caller = self.creator
         self.cached_instance = instance
         return instance
 
+    def pick_least_loaded_instance_in_slice(self, slices):
+        for slice in slices:
+            if slice.instances.all().count() > 0:
+                #TODO: Temporarily returning the first instance in the slice
+                #TODO: Change logic to pick instance based on number of monitoring channels ruuning in each instance
+                return slice.instances.all()[0]
+        return None
+
     @instance.setter
     def instance(self, value):
         if value:
diff --git a/xos/observers/monitoring_channel/steps/sync_monitoringchannel.yaml b/xos/observers/monitoring_channel/steps/sync_monitoringchannel.yaml
index bbe284f..fb4b73d 100644
--- a/xos/observers/monitoring_channel/steps/sync_monitoringchannel.yaml
+++ b/xos/observers/monitoring_channel/steps/sync_monitoringchannel.yaml
@@ -15,6 +15,7 @@
       headnode_flat_lan_ip: {{ rabbit_host }}
       ceilometer_client_acess_ip: {{ ceilometer_ip }}
       ceilometer_client_acess_mac: {{ ceilometer_mac }}
+      ceilometer_host_port: {{ ceilometer_port }}
       allowed_tenant_ids:
         {% for allowed_tenant_id in allowed_tenant_ids %}
         - {{ allowed_tenant_id }}
diff --git a/xos/observers/monitoring_channel/templates/start-monitoring-channel.sh.j2 b/xos/observers/monitoring_channel/templates/start-monitoring-channel.sh.j2
index 10d9ef5..f56c247 100755
--- a/xos/observers/monitoring_channel/templates/start-monitoring-channel.sh.j2
+++ b/xos/observers/monitoring_channel/templates/start-monitoring-channel.sh.j2
@@ -15,13 +15,14 @@
 
 MONITORING_CHANNEL=monitoring-channel-{{ unique_id }}
 HEADNODEFLATLANIP={{ headnode_flat_lan_ip }}
+HOST_FORWARDING_PORT_FOR_CEILOMETER={{ ceilometer_host_port }}
 
 docker inspect $MONITORING_CHANNEL > /dev/null 2>&1
 if [ "$?" == 1 ]
 then
     #sudo docker build -t monitoring-channel -f Dockerfile.monitoring_channel .
     sudo docker pull srikanthvavila/monitoring-channel
-    docker run -d --name=$MONITORING_CHANNEL --add-host="ctl:$HEADNODEFLATLANIP" --privileged=true -p 8888:8000 srikanthvavila/monitoring-channel
+    docker run -d --name=$MONITORING_CHANNEL --add-host="ctl:$HEADNODEFLATLANIP" --privileged=true -p $HOST_FORWARDING_PORT_FOR_CEILOMETER:8000 srikanthvavila/monitoring-channel
 else
     docker start $MONITORING_CHANNEL
 fi