Proxmox VE 6.3 Release

Proxmox Virtual Environment 6.3 has been released and brings important new features, including Live-Restore and numerous improvements.

Key New Features

Live-Restore

The standout new feature in Proxmox VE 6.3 is Live-Restore:

• Virtual machines can be started directly from a backup while the restore process runs in the background
• Significantly reduced downtime during restoration
• Support for local and remote backup storage
• Transparent to the guest system

Kernel Updates

• Updated Linux Kernel 5.4 LTS with the latest patches
• Improved hardware support
• Updated drivers for networking and storage
• Performance optimizations

QEMU 5.1

• QEMU 5.1 with new features
• Improved virtio-fs support
• Optimized live migration
• New CPU models

Ceph Updates

• Ceph Nautilus 15.2 (Octopus) support
• Improved Ceph performance
• Optimized dashboard
• Extended Ceph pool management

Web Interface

• Improved VM import functionality
• Extended network overview
• Optimized task log
• Improved cluster overview
• New tag system for VMs and containers

Backup Improvements

In addition to Live-Restore, further backup features have been improved:

• Optimized backup speed
• Improved compression
• Extended scheduling options
• More detailed backup logs

SDN (Software Defined Networking)

• Extended SDN functionality
• Improved VXLAN support
• Optimized network configuration
• Improved integration into the web interface

Upgrade

The upgrade to Proxmox VE 6.3 is performed via the regular package repositories. A reboot is recommended after the update.

Conclusion

Proxmox VE 6.3 stands out particularly with its Live-Restore feature, which saves valuable time in disaster recovery scenarios. The continuous improvements to Ceph and the web interface make Proxmox VE increasingly attractive for enterprise use.