Proxmox Server Solutions GmbH celebrates its 20th anniversary and releases Proxmox Virtual Environment 9.0, a major update for the open-source virtualization platform. The new version is based on Debian 13 “Trixie” and brings numerous improvements in the areas of storage, networking, and high availability.
The Highlights of Proxmox VE 9.0
- Debian 13 “Trixie” & Linux Kernel 6.14.8-2 More security, better hardware support, and performance.
- Snapshots for Thick-Provisioned LVM Shared Storage Finally, snapshots for iSCSI and Fibre Channel SANs — independent of hardware.
- New SDN Feature “Fabrics” Easier configuration of complex spine-leaf networks with OpenFabric and OSPF.
- HA Affinity Rules Precise control of VM placement for greater fault tolerance.
- Updated Virtualization Tools QEMU 10.0.2, LXC 6.0.4, Ceph Squid 19.2.3, ZFS 2.3.3 (including RAIDZ expansion without downtime).
- Redesigned Mobile UI Quick access to management functions directly from your smartphone.
Here you can find the complete changelog.
Upgrade Checklist: How to Successfully Migrate from 8.x to 9.0
- Create and test backups Back up all VMs, containers, and configuration files.
- Prepare the cluster Update all nodes to Proxmox VE 8.4.
- Upgrade the Ceph cluster Upgrade to Ceph 19.2 “Squid” beforehand.
- Run upgrade tests Ideally on a test environment.
- Adjust APT repositories Switch from “bookworm” to “trixie” and add Proxmox 9 repos.
- Start the upgrade Run apt update && apt dist-upgrade.
- Reboot & verify Boot into the new kernel and test the system.
- Finalize the cluster Check HA and SDN configuration.
Take Action Now!
Plan your upgrade to Proxmox VE 9.0 and benefit from more performance, security, and flexibility.
Contact us for consulting & support: info@datazone.de | +49 8431 5367370
DATAZONE supports you with implementation — contact us for a no-obligation consultation.
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