Situation
Ich hatte heute das Problem das sich mein MySQL Cluster mit den Monitoring Datenbanken verabschiedet hat.
Der Logdatei (/var/log/mysql/error.log) konnte ich folgendes entnehmen:
2020-02-29 22:55:38 0 [ERROR] WSREP: failed to open gcomm backend connection: 110: failed to reach primary view: 110 (Connection timed out)
at gcomm/src/pc.cpp:connect():158
2020-02-29 22:55:38 0 [ERROR] WSREP: gcs/src/gcs_core.cpp:gcs_core_open():209: Failed to open backend connection: -110 (Connection timed out)
2020-02-29 22:55:38 0 [ERROR] WSREP: gcs/src/gcs.cpp:gcs_open():1458: Failed to open channel vclu01 at gcomm://10.10.10.71,10.10.10.72,10.10.10.73: -110 (Connection timed out)
2020-02-29 22:55:38 0 [ERROR] WSREP: gcs connect failed: Connection timed out
2020-02-29 22:55:38 0 [ERROR] WSREP: wsrep::connect(gcomm://10.10.10.71,10.10.10.72,10.10.10.73) failed: 7
2020-02-29 22:55:38 0 [ERROR] Aborting
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