GitLab, thanks for using PostgreSQL 9.6 and its replication and backup facilities. We’re sorry that you lost your database: http://about.gitlab.com/2017/02/01/gitlab-dot-com-database-incident/ Thank you for posting this publicly to allow us to comment on this for your postmortem analysis. I’m very happy that you monitor Replication Lag, that is good. Replication lag of 4GB is at times normal, so s