diff --git a/xos/configurations/common/xos_common_config b/xos/configurations/common/xos_common_config
index df30b54..b06098e 100644
--- a/xos/configurations/common/xos_common_config
+++ b/xos/configurations/common/xos_common_config
@@ -33,7 +33,7 @@
 
 [observer]
 pretend=False
-backoff_disabled=False
+backoff_disabled=True
 images_directory=/opt/xos/images
 dependency_graph=/opt/xos/model-deps
 logfile=/var/log/xos_backend.log
diff --git a/xos/configurations/cord/docker-compose.yml b/xos/configurations/cord/docker-compose.yml
index 3483a65..6b42eea 100644
--- a/xos/configurations/cord/docker-compose.yml
+++ b/xos/configurations/cord/docker-compose.yml
@@ -4,7 +4,7 @@
         - "5432"
 
 xos_synchronizer_openstack:
-    command: python /opt/xos/xos-observer.py
+    command: bash -c "sleep 120 ; python /opt/xos/xos-observer.py"
     image: xosproject/xos-synchronizer-openstack
     labels:
         org.xosproject.kind: synchronizer
@@ -18,19 +18,19 @@
         - ./xos_cord_config:/opt/xos/xos_configuration/xos_cord_config:ro
 
 
-#xos_synchronizer_onos:
-#    image: xosproject/xos-synchronizer-openstack
-    #command: /usr/bin/supervisord -c /opt/xos/observers/onos/supervisor/onos-observer.conf
-#    command: python /opt/xos/observers/onos/onos-observer.py -C /opt/xos/observers/onos/onos_observer_config
-#    labels:
-#        org.xosproject.kind: synchronizer
-#        org.xosproject.target: onos
-#    links:
-#        - xos_db
-#    extra_hosts:
-#        - ctl:${MYIP}
-#    volumes:
-#        - ../setup/id_rsa:/opt/xos/observers/onos/onos_key:ro  # private key
+xos_synchronizer_onos:
+    image: xosproject/xos-synchronizer-openstack
+  #command: /usr/bin/supervisord -c /opt/xos/observers/onos/supervisor/onos-observer.conf
+    command: bash -c "sleep 120 ; python /opt/xos/observers/onos/onos-observer.py -C /opt/xos/observers/onos/onos_observer_config"
+    labels:
+        org.xosproject.kind: synchronizer
+        org.xosproject.target: onos
+    links:
+        - xos_db
+    extra_hosts:
+        - ctl:${MYIP}
+    volumes:
+        - ../setup/id_rsa:/opt/xos/observers/onos/onos_key:ro  # private key
 
 #xos_synchronizer_vcpe:
 #    image: xosproject/xos-synchronizer-openstack
@@ -46,17 +46,17 @@
 #    volumes:
 #        - ../setup/id_rsa:/opt/xos/observers/vcpe/vcpe_private_key:ro  # private key
 
-#xos_synchronizer_vbng:
-#    image: xosproject/xos-synchronizer-openstack
+xos_synchronizer_vbng:
+    image: xosproject/xos-synchronizer-openstack
     #command: /usr/bin/supervisord -c /opt/xos/observers/vbng/supervisor/vbng-observer.conf
-#    command: python /opt/xos/observers/vbng/vbng-observer.py -C /opt/xos/observers/vbng/vbng_observer_config
-#    labels:
-#        org.xosproject.kind: synchronizer
-#        org.xosproject.target: vbng
-#    links:
-#        - xos_db
-#    extra_hosts:
-#        - ctl:${MYIP}
+    command: bash -c "sleep 120 ; python /opt/xos/observers/vbng/vbng-observer.py -C /opt/xos/observers/vbng/vbng_observer_config"
+    labels:
+        org.xosproject.kind: synchronizer
+        org.xosproject.target: vbng
+    links:
+        - xos_db
+    extra_hosts:
+        - ctl:${MYIP}
 
 #xos_synchronizer_monitoring_channel:
 #    image: xosproject/xos-synchronizer-openstack
diff --git a/xos/configurations/devel/docker-compose.yml b/xos/configurations/devel/docker-compose.yml
index 0602a66..66f6702 100644
--- a/xos/configurations/devel/docker-compose.yml
+++ b/xos/configurations/devel/docker-compose.yml
@@ -5,7 +5,7 @@
 
 xos_synchronizer_openstack:
     image: xosproject/xos-synchronizer-openstack
-    command: python /opt/xos/xos-observer.py
+    command: bash -c "sleep 120; python /opt/xos/xos-observer.py"
     labels:
         org.xosproject.kind: synchronizer
         org.xosproject.target: openstack