Did you notice any delay in 'systemctl status openstack-cinder-scheduler' ? As far as I know the cluster will use systemd (or even maybe dbus) to get the info of the service. Also, 10s monitor intercal seems quite aggressive - have you considered increasing that ? Best Regards,Strahil Nikolov On Sun, Jun 13, 2021 at 17:45, Acewind<acew...@gmail.com> wrote: Dear guys, I'm using pacemaker-1.1.20 to construct an openstack HA system. After I stop&start the cluster, pcs monitor operation always be in progress for cinder-volume & cinder-scheduler service. But the systemd service is active and openstack is working well. How does pacemaker monitor a normal systemd resource? > pcs resource show r_systemd_openstack-cinder-scheduler Resource: r_systemd_openstack-cinder-scheduler (class=systemd type=openstack-cinder-scheduler) Operations: monitor interval=10s timeout=100s (r_systemd_openstack-cinder-scheduler-monitor-interval-10s) stop interval=0s timeout=100s (r_systemd_openstack-cinder-scheduler-stop-interval-0s) 2021-06-13 20:50:42 pcs cluster stop --all2021-06-13 20:50:56 pcs cluster start --all Jun 13 20:53:16 [4057851] host001 lrmd: info: action_complete: r_systemd_openstack-cinder-scheduler monitor is still in progress: re-scheduling (elapsed=54372ms, remaining=45628ms, start_delay=2000ms) Jun 13 20:53:18 [4057851] host001 lrmd: info: action_complete: r_systemd_openstack-cinder-scheduler monitor is still in progress: re-scheduling (elapsed=56374ms, remaining=43626ms, start_delay=2000ms) Jun 13 20:53:20 [4057851] host001 lrmd: info: action_complete: r_systemd_openstack-cinder-scheduler monitor is still in progress: re-scheduling (elapsed=58375ms, remaining=41625ms, start_delay=2000ms) Jun 13 20:53:22 [4057854] host001 crmd: notice: process_lrm_event: Result of stop operation for r_systemd_openstack-cinder-scheduler on host001: 0 (ok) | call=71 key=r_systemd_openstack-cinder-scheduler_stop_0 confirmed=true cib-update=59
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