7.2. Pacemaker 리소스 문제 조사

절차

1. 리소스가 실패하는 컨트롤러 노드에 로그인합니다.

2. grep 옵션으로 pcs status 명령을 실행하여 서비스 상태를 가져옵니다.

   # sudo pcs status | grep cinder
     Podman container: openstack-cinder-volume [192.168.24.1:8787/rh-osbs/rhosp161-openstack-cinder-volume:pcmklatest]
       openstack-cinder-volume-podman-0     (ocf::heartbeat:podman):        Started controller-1

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3. 리소스에 대한 로그 이벤트를 확인합니다.

   # sudo less /var/log/containers/stdouts/openstack-cinder-volume.log
   [...]
   2021-04-12T12:32:17.607179705+00:00 stderr F ++ cat /run_command
   2021-04-12T12:32:17.609648533+00:00 stderr F + CMD='/usr/bin/cinder-volume --config-file /usr/share/cinder/cinder-dist.conf --config-file /etc/cinder/cinder.conf'
   2021-04-12T12:32:17.609648533+00:00 stderr F + ARGS=
   2021-04-12T12:32:17.609648533+00:00 stderr F + [[ ! -n '' ]]
   2021-04-12T12:32:17.609648533+00:00 stderr F + . kolla_extend_start
   2021-04-12T12:32:17.611214130+00:00 stderr F +++ stat -c %U:%G /var/lib/cinder
   2021-04-12T12:32:17.616637578+00:00 stderr F ++ [[ cinder:kolla != \c\i\n\d\e\r\:\k\o\l\l\a ]]
   2021-04-12T12:32:17.616722778+00:00 stderr F + echo 'Running command: '\''/usr/bin/cinder-volume --config-file /usr/share/cinder/cinder-dist.conf --config-file /etc/cinder/cinder.conf'\'''
   2021-04-12T12:32:17.616751172+00:00 stdout F Running command: '/usr/bin/cinder-volume --config-file /usr/share/cinder/cinder-dist.conf --config-file /etc/cinder/cinder.conf'
   2021-04-12T12:32:17.616775368+00:00 stderr F + exec /usr/bin/cinder-volume --config-file /usr/share/cinder/cinder-dist.conf --config-file /etc/cinder/cinder.conf

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4. 출력 및 로그의 정보를 기반으로 실패한 리소스를 수정합니다.

5. pcs resource cleanup 명령을 실행하여 리소스의 상태와 실패 횟수를 재설정합니다.

   $ sudo pcs resource cleanup openstack-cinder-volume
     Resource: openstack-cinder-volume successfully cleaned up

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