diff --git a/quantum/plugins/openvswitch/agent/ovs_quantum_agent.py b/quantum/plugins/openvswitch/agent/ovs_quantum_agent.py
index a01289d731..f1a41fced9 100755
--- a/quantum/plugins/openvswitch/agent/ovs_quantum_agent.py
+++ b/quantum/plugins/openvswitch/agent/ovs_quantum_agent.py
@@ -640,6 +640,14 @@ class OVSQuantumTunnelAgent(object):
 
             old_vif_ports = new_vif_ports
             old_local_bindings = new_local_bindings
+            try:
+                db.commit()
+            except Exception as e:
+                LOG.info("Unable to commit to database! Exception: %s" % e)
+                db.rollback()
+                old_local_bindings = {}
+                old_vif_ports = {}
+
             time.sleep(self.polling_interval)