ZFS backups in Proxmox

I’ve been experimenting with using ZFS snapshots for on- and off-site backups of my Proxmox virtualization environment. For now I’m leaning towards using pve-zsync for backing up my bigger but non-critical machines, and then using syncoid to achieve incremental pull backups off-site. After the initial seed – which I perform over a LAN link –… Continue reading ZFS backups in Proxmox

Restoring a really old domain controller from backups

I had an interesting experience this week, where I was faced with the need to restore an entire Active Directory environment from backups that were more than a year old. The company whose servers I was restoring had been using an older version of Veeam Backup and Recovery, which always simplifies matters a lot: The… Continue reading Restoring a really old domain controller from backups

Rescuing vVol-based virtual machines

Background As mentioned in a previous post, I had a really bad experience with vVols presented from IBM storage. Anyhow, the machines must be migrated to other storage, and reading how vVols work, that’s a scary prospect. The good thing: Thanks to Veeam, I have excellent backups. The bad thing: Since they’re dependent on the… Continue reading Rescuing vVol-based virtual machines

It’s so fluffy!

(Or: Backblaze B2 cloud backups from a Proxmox Virtual Environment) Backups are one of those things that have a tendency to become unexpectedly expensive – at least through the eyes of a non-techie: Not only do you need enough space to store several generations of data, but you want at least twice that, since you… Continue reading It’s so fluffy!