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  1. MariaDB MaxScale
  2. MXS-7679

cooperative_monitoring_locks warning: [mariadbmon] Lost the lock 'maxscale_mariadbmonitor' on server

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Details

    • Bug
    • Status: Open (View Workflow)
    • Major
    • Resolution: Unresolved
    • 24.02.9
    • None
    • mariadbmon
    • None
    • ubuntu 24.04.3

    Description

      maxscale01.log
      2026-09-30 01:31:23 warning: [mariadbmon] Lost the lock 'maxscale_mariadbmonitor' on server 'prod-dbs01' without releasing it. The lock is now owned by connection 52381.
      2026-09-30 01:31:23 warning: [mariadbmon] Lost the lock 'maxscale_mariadbmonitor' on server 'prod-dbs03' without releasing it. The lock is now owned by connection 1185768.
      2026-09-30 01:31:23 warning: [mariadbmon] Lost the lock 'maxscale_mariadbmonitor' on server 'prod-dbs04' without releasing it. The lock is now owned by connection 52453.
      2026-09-30 01:31:23 warning: [mariadbmon] Lost the lock 'maxscale_mariadbmonitor' on server 'prod-dbs02' without releasing it. The lock is now owned by connection 1146440.
      2026-09-30 01:31:23 warning: [mariadbmon] Lost the lock 'maxscale_mariadbmonitor_master' on server 'prod-dbs02' without releasing it. The lock is now owned by connection 1146440.
      2026-09-30 01:31:23 warning: [mariadbmon] Lost the lock 'maxscale_mariadbmonitor' on server 'dr-dbs02' without releasing it. The lock is now owned by connection 10.
      2026-09-30 01:31:23 warning: [mariadbmon] Lost the lock 'maxscale_mariadbmonitor' on server 'dr-dbs01' without releasing it. The lock is now owned by connection 10.
      2026-09-30 01:31:23 warning: [mariadbmon] Lost the lock 'maxscale_mariadbmonitor' on server 'dr-dbs03' without releasing it. The lock is now owned by connection 11.
      2026-09-30 01:31:23 warning: [mariadbmon] 'MariaDB-Monitor' lost the exclusive lock on a majority of its servers. Configured automatic cluster manipulation operations (e.g. failover) can not be performed.

      maxscale02.log
      2026-09-30 01:23:30 notice : [mariadbmon] 'MariaDB-Monitor' acquired the exclusive lock on a majority of its servers. Configured automatic cluster manipulation operations (e.g. failover) can be performed in 5 monitor ticks.

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            Unassigned Unassigned
            nick1113 chenlin
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              Updated:

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