Proxmox VE 6.4 (released on April 28, 2021) includes many new features, the highlights are:

  • Debian Buster 10.9, but using a newer, LTS Linux kernel 5.4
  • LXC 4.0, QEMU 5.12, OpenZFS 2.0.4
  • Single File Restore for virtual machine and container backup archives stored on a Proxmox Backup Server;
  • Live Restore of VM backup archives located on a Proxmox Backup Server;
  • Support for Ceph Octopus 15.2.11 and Ceph Nautilus 14.2.20;
  • Improved integration of the placement group (PG) auto-scaler;
  • Configuration of Target Size or Target Ratio settings in the GUI and seeing the optimal numbers of PGs;
  • Improved ISO installer - the boot setup for ZFS installations is now better equipped for legacy hardware;
  • Adding backup notes on CephFS, CIFS, or NFS storage is possible;
  • Pinning a VM to a specific QEMU machine version;
  • and many more...

View the detailed release notes:

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