Restore

Use this procedure after a data loss, a failed update or a ransomware alert. Open a P1 incident first, and warn the person on call.

Recovery targets

What	Source	Target time (RTO)	Max data loss (RPO)	Owner
Virtual machine	vzdump on the NAS	30 minutes	24 hours	Hugo Bernard
PostgreSQL database	pg_dump, off-site copy	1 hour	6 hours	Claire Martin
File share	NAS snapshot	15 minutes	1 hour	Malik Robert
GitLab	nightly GitLab backup	2 hours	24 hours	Hugo Bernard

Schedules and retention are described in Backups.

Restore a virtual machine

From the Proxmox web interface, open Backup, pick the vzdump archive and restore it. Typical duration: 20 minutes for 50 GB. From the command line:

qmrestore /mnt/nas/dump/vzdump-qemu-104-2026_10_01-02_00_03.vma.zst 104 --storage local-lvm

Restore a database

Restore the latest pg_dump on db2 first, check it, then switch the application over (see Databases).

Drills

A restore drill takes place every quarter. Last drill: 29 September 2026, web1 restored in 18 minutes.