Proxmox Virtual Environment 6.0 has been released and marks a significant milestone in the development of the open-source virtualization platform. The release is based on Debian 10 “Buster” and brings a wide range of improvements and new features.
Key New Features
Debian 10 Buster as the Base
Proxmox VE 6.0 is based on Debian 10 “Buster” for the first time, which means an updated Linux Kernel 5.0, updated packages, and long-term support. This ensures better hardware support and increased security.
Ceph Nautilus
The integrated Ceph version has been updated to Ceph Nautilus (14.2). Ceph Nautilus offers improved performance, a new dashboard, and optimized storage management. The integration into the Proxmox web interface enables simple management of the distributed storage system.
Corosync 3
With Corosync 3, the cluster communication framework has been updated. The new version offers improved stability and performance for high-availability clusters. Existing clusters can be migrated incrementally.
ZFS 0.8
Support for ZFS 0.8 brings long-awaited features:
- Native encryption - Data can be encrypted directly at the ZFS level
- TRIM support - Improved SSD support through automatic TRIM
- Device removal - Devices can be removed from existing pools
- Performance improvements in compression
QEMU 4.0 and LXC 3.1
The virtualization technologies have also been updated:
- QEMU 4.0 with improved live migration and new device emulations
- LXC 3.1 with improved container management
Web Interface
The web interface has been further improved and now offers:
- Dark theme as an alternative
- Improved Ceph management
- Redesigned backup management
- Optimized network configuration
Upgrade from Proxmox VE 5.x
An in-place upgrade from Proxmox VE 5.x to 6.0 is possible. Proxmox provides a detailed upgrade guide. It is recommended to perform a complete backup of all virtual machines and containers before upgrading.
Conclusion
Proxmox VE 6.0 is a significant release that places the platform on a modern foundation and brings important enterprise features such as native ZFS encryption and Ceph Nautilus. As a certified Proxmox partner, we are happy to support you with the migration and operation of your Proxmox infrastructure.
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