Corrective action for gitlab-com/gl-infra/production#4051 (closed)
Snapshot: https://dashboards.gitlab.net/dashboard/snapshot/zs1G171XBnWXroAzDxixcavSmHUWbKom?orgId=1&var-PROMETHEUS_DS=Global&var-environment=gprd&var-fqdn=patroni-03-db-gprd.c.gitlab-production.internal&var-application=All&var-endpoint=All&var-state=All&var-wait_event_type=All