From 739763bc9c33cdecf64f22fe8c3bfe831f18ebf9 Mon Sep 17 00:00:00 2001 From: Gitea Actions Date: Sat, 1 Nov 2025 16:43:01 +0000 Subject: [PATCH] Auto-update blog content from Obsidian: 2025-11-01 16:43:01 --- .../post/14-proxmox-cluster-upgrade-8-to-9.md | 39 +++++++++++++++---- 1 file changed, 32 insertions(+), 7 deletions(-) diff --git a/content/post/14-proxmox-cluster-upgrade-8-to-9.md b/content/post/14-proxmox-cluster-upgrade-8-to-9.md index 0117189..bd53d58 100644 --- a/content/post/14-proxmox-cluster-upgrade-8-to-9.md +++ b/content/post/14-proxmox-cluster-upgrade-8-to-9.md @@ -1,17 +1,30 @@ --- -slug: +slug: proxmox-cluster-upgrade-8-to-9 title: Template -description: -date: +description: +date: draft: true -tags: +tags: categories: --- +## Intro +My Proxmox VE cluster is almost one year old now, and it's been a while since I didn't update my nodes. Now is the time to move forward and bump it to Proxmox VE 9. + +I'm mainly interested in the new HA affinity rules, here what this version brings: +- Debian 13 "Trixie" +- Snapshots for thick-provisioned LVM shared storage +- Fabrics feature for the SDN stack +- Better mobile interface +- Affinity rules in HA cluster + +In this article, I will walk you through the upgrade steps for my Proxmox VE HA cluster supported by Ceph distributed storage. + +--- ## Prerequisites -- Upgraded to the latest version of Proxmox VE 8.4 on all nodes. +- All odes upgraded to the latest version of Proxmox VE 8.4. Ensure your node(s) have correct package repository configuration (web UI, Node -> Repositories) if your pve-manager version isn't at least `8.4.1`. @@ -19,7 +32,6 @@ categories: Follow the guide [Ceph Quincy to Reef](https://pve.proxmox.com/wiki/Ceph_Quincy_to_Reef "Ceph Quincy to Reef") and [Ceph Reef to Squid](https://pve.proxmox.com/wiki/Ceph_Reef_to_Squid "Ceph Reef to Squid"), respectively. -- Co-installed Proxmox Backup Server: see [the Proxmox Backup Server 3 to 4 upgrade how-to](https://pbs.proxmox.com/wiki/index.php/Upgrade_from_3_to_4) - Reliable access to the node. It's recommended to have access over a host independent channel like IKVM/IPMI or physical access. If only SSH is available we recommend testing the upgrade on an identical, but non-production machine first. @@ -58,4 +70,17 @@ A small checklist program named **`pve8to9`** is included in the latest Proxmox ### Upgrade the system to Debian Trixie and Proxmox VE 9.0 -### Check Result & Reboot Into Updated Kernel \ No newline at end of file +### Check Result & Reboot Into Updated Kernel + + +### Post-Upgrade Validation + +- Checking cluster communication (`pvecm status`) + +- Verifying storage mounts and access + +- Testing Ceph cluster health (`ceph -s`) + +- Confirming VM operations, backups, and HA groups + +- Re-enabling HA and migrating workloads back \ No newline at end of file