root@controller:~# service nova-conductor restart
root@controller:~# service nova-conductor status
● nova-conductor.service - OpenStack Compute Conductor
    Loaded: loaded (/lib/systemd/system/nova-conductor.service; enabled; vendor
preset: enabled)
    Active: active (running) since Tue 2016-05-31 18:43:58 KST; 5s ago
   Process: 11594 ExecStartPre=/bin/chown nova:nova /var/lock/nova /var/log/nova
/var/lib/nova (code=exited, status=0/SUCCESS)
   Process: 11592 ExecStartPre=/bin/mkdir -p /var/lock/nova /var/log/nova /var/
lib/nova (code=exited, status=0/SUCCESS)
  Main PID: 11598 (nova-conductor)
     Tasks: 5
    Memory: 236.5M
       CPU: 3.516s
    CGroup: /system.slice/nova-conductor.service
            ├─11598 /usr/bin/python /usr/bin/nova-conductor –config-file=/etc/
nova/nova.conf –log-file=/var/log/nova/nova-conductor.log
            ├─11614 /usr/bin/python /usr/bin/nova-conductor –config-file=/etc/
nova/nova.conf –log-file=/var/log/nova/nova-conductor.log
            ├─11615 /usr/bin/python /usr/bin/nova-conductor –config-file=/etc/
nova/nova.conf –log-file=/var/log/nova/nova-conductor.log
            ├─11616 /usr/bin/python /usr/bin/nova-conductor –config-file=/etc/
nova/nova.conf –log-file=/var/log/nova/nova-conductor.log
            └─11617 /usr/bin/python /usr/bin/nova-conductor –config-file=/etc/
nova/nova.conf –log-file=/var/log/nova/nova-conductor.log