Proxmox Backup Server 2.2 (released on May 18, 2022) brings multiple enhancements:

  • Debian 11.3 (Bullseye), but using a newer Linux kernel 5.15.30
  • ZFS 2.1.4
  • Namespace feature - for efficient backup management
  • Configure sync jobs in datastore GUI
  • Easily create and remove namespace
  • Maintenance Mode with active operations tracking
  • and much more....

View the detailed release notes, including links to the upgrade guides:

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