Proxmox VE 6.3 released

Looks like a day of new releases. Today a minor version of Proxmox VE has been released.

Here are the highlights:
Debian Buster 10.6 and a Linux kernel 5.4 (LTS)
LXC 4.0, Ceph 15.2, QEMU 5.1, ZFS 0.85
Proxmox Backup Server integration
Strong encryption with multiple ways to store keys
QEMU dirty-bitmaps for fast backups
Job details - for detailed view per backup job
New backup retention, highly flexible
Ceph Octopus - select preferred version during installation
Connect external metric servers (InfluxDB, Graphite) via GUI
Improved VM boot order editor