DRBD 및 Pacemaker가 포함된 RHEL 7.5에 3노드 MySQL 클러스터가 있습니다. 클러스터를 시작한 후 다음 오류가 발생합니다. 어떻게 해야 이 문제를 극복할 수 있나요?
[root@db1 ~]# pcs status
Cluster name: mysql_cluster
Stack: corosync
Current DC: db2 (version 1.1.18-11.el7-2b07d5c5a9) - partition with quorum
Last updated: Sun May 19 01:41:05 2019
Last change: Sat May 18 19:14:37 2019 by hacluster via crmd on db2
2 nodes configured
5 resources configured
Online: [ db1 db2 ]
Full list of resources:
Master/Slave Set: MySQLClone01 [mysql_data01]
Masters: [ db2 ]
Slaves: [ db1 ]
mysql_fs01 (ocf::heartbeat:Filesystem): Stopped
mysql_service01 (ocf::heartbeat:mysql): Stopped
mysql_VIP01 (ocf::heartbeat:IPaddr2): Stopped
Failed Actions:
* mysql_fs01_start_0 on db1 'unknown error' (1): call=22, status=complete, exitreason='Couldn't mount filesystem /dev/drbd100 on /var/lib/mysql',
last-rc-change='Sun May 19 01:22:26 2019', queued=0ms, exec=115ms
* mysql_fs01_start_0 on db2 'unknown error' (1): call=28, status=complete, exitreason='Couldn't mount filesystem /dev/drbd100 on /var/lib/mysql',
last-rc-change='Sun May 19 01:22:27 2019', queued=0ms, exec=198ms
Daemon Status:
corosync: active/disabled
pacemaker: active/disabled
pcsd: active/enabled