Comment by mani619cash for Restart Compute services: # service openstack-nova-api restart # service openstack-nova-cert restart # service openstack-nova-consoleauth restart # service openstack-nova-scheduler restart # service openstack-nova-conductor restart # service openstack-nova-novncproxy restart Restart Networking services. # service neutron-server restart # service neutron-dhcp-agent restart # service neutron-l3-agent restart # service neutron-metadata-agent restart Also restart your chosen Networking plug-in agent, for example, Open vSwitch. # service neutron-openvswitch-agent restart Cinder Services restart # service openstack-cinder-api restart # service openstack-cinder-backup restart # service openstack-cinder-scheduler restart # service openstack-cinder-volume restart On ubuntu run # service --status-all | grep nova # service --status-all | grep neutron To get service names specific to OS

I told you it is devstack based installation ... I think it something like getting into the screen of stack.sh (I know my wording is not good, m not expert) and then doing something with services