snaphots

  1. O

    proxmox snapshot not showing in dmsetup

    Hi I am wondering about the mechanism of snap-shots in proxmox. At the moment, the resulting snap is of type "V" (virtual device as shown in the attribute bits of lvs command below) and not the usual "s" (snapshot) also the resulting "snap shot device" only shows in the "lvs" command but doesn't...
  2. H

    Best way to have hot spare + backup at the same time with PVE on ZFS (with pvesr & sanoid)

    Syncoid (dataset synchronization between two different machines) and Sanoid (creation and prune of snapshots) are two ZFS (high-level) tools that combined give you hot spares (syncoid) and backups (sanoid) to roll back to them if necessary. Proxmox has the storage replication feature (pvesr)...
  3. J

    What are the best practices for snapshotting zvol based VMs

    I might not be searching the correct terms, but I haven't really found any information on ways to manage snapshots for VMs running in zvols on ZFS. - Our system runs VMs on a zpool, and I let PVE automatically create a new zvol for each VM. - I have setup zfs-auto-snapshot to take incremental...
  4. F

    Proxmox + Ceph + Mirroring + Journaling not working for LXC and i cannot get snapshot mode to work

    So i have been testing for a while what ways i have to replicate VMs and, because i was using ceph, tried rbd mirroring, following the instructions found here. Everything worked fine until i tried to do this on images that were used by lxc containers. Then i ran into all sorts of problems. The...