https://performance.gitlab.net/dashboard/db/postgres-stats?refresh=5m&panelId=16&fullscreen&orgId=1 We are seeing several minutes of replication lag:  I noticed this because a MR (https://gitlab.com/gitlab-org/omnibus-gitlab/merge_requests/1466) was loading sometimes and 404'ing in other cases. /cc: @maratkalibek, @yorickpeterse