Portal:Cloud VPS/Admin/Runbooks/GaleraClusterOutOfSync
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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.
Debugging
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.