Databasebase backup health check

Experiment

Stop running the daily database backups verification pipeline.

Agenda

• Revisit how database backups work.
  • https://gitlab.com/gitlab-com/runbooks/-/blob/master/docs/patroni/postgresql-backups-wale-walg.md
  • https://ops.gitlab.net/gitlab-com/gl-infra/gitlab-restore/postgres-gprd
• Discuss hypothesis

Hypothesis

The engineer on call should get paged that there was no backup in the past days.

Preparation

1. Create issue in https://gitlab.com/gitlab-com/gl-infra/reliability/-/issues/new
2. Identify and inform the SRE on-call during that day running gameday.