Portal:Cloud VPS/Admin/Runbooks/GaleraClusterOutOfSync

From Wikitech

The GaleraClusterSizeMismatch alert fires when the Galera wsrep_cluster_state_uuid status variable has multiple visible values.

The procedures in this runbook require admin permissions to complete.

Error / Incident

The datastore used by all OpenStack services might be in a split-brain situation.


Find the node with a different wsrep_cluster_state_uuid, and do something about it.

Common issues

Add here any new common issues you find.

Related information

Support contacts

Old incidents

Add here any new tasks for incidents you might encounter.