--- title: "#proxmox articles | Hashnode" description: "Explore 189 articles tagged #proxmox on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/proxmox" --- Tag # #proxmox 189 posts · 16 followers [Charles Hartmann](https://hashnode.com/@charleshartmann) · [20h ago](https://hashnode.com/posts/keep-daily-7-doesn-t-mean-7-days-of-backups/6af3d8cd0a79f9d85a3c4e1c) ### [keep-daily=7 doesn't mean 7 days of backups](https://homelabtherightway.hashnode.dev/keep-daily-7-doesn-t-mean-7-days-of-backups?utm_source=hashnode&utm_medium=feed) Proxmox and PBS retention keeps the newest backup in each calendar bucket, not a span of days. How a month of failed jobs can prune away your... 6 min read · [homelabtherightway.hashnode.dev](https://homelabtherightway.hashnode.dev/keep-daily-7-doesn-t-mean-7-days-of-backups?utm_source=hashnode&utm_medium=feed) [1](https://hashnode.com/posts/keep-daily-7-doesn-t-mean-7-days-of-backups/6af3d8cd0a79f9d85a3c4e1c) [Charles Hartmann](https://hashnode.com/@charleshartmann) · [Nov 3](https://hashnode.com/posts/delete-old-proxmox-vms-without-regret/6ae9611df7bfd4d16987bdfa) ### [Delete old Proxmox VMs without regret](https://homelabtherightway.hashnode.dev/delete-old-proxmox-vms-without-regret?utm_source=hashnode&utm_medium=feed) The backup, verify, then destroy-with-purge routine for clearing out stopped guests safely, including the linked-clone check that stops you... 5 min read · [homelabtherightway.hashnode.dev](https://homelabtherightway.hashnode.dev/delete-old-proxmox-vms-without-regret?utm_source=hashnode&utm_medium=feed) [tappers](https://hashnode.com/@tappers) · [Oct 31](https://hashnode.com/posts/air-gapped-proxmox-systemd-agent-sandbox/6ae5e29353f873953742345b) ### [How to Benchmark AI Agents Without Eval Cheating or API Key Leaks: Designing a Proxmox & systemd Sandbox](https://tappers.hashnode.dev/air-gapped-proxmox-systemd-agent-sandbox?utm_source=hashnode&utm_medium=feed) 💡 Methodology & Eval Infrastructure Deep Dive This article is the Methodology & Architecture companion to our AI Labo Agent Harness Engineering Benchmark Series (41 Patterns Tested). Here we explain 19 min read · [tappers.hashnode.dev](https://tappers.hashnode.dev/air-gapped-proxmox-systemd-agent-sandbox?utm_source=hashnode&utm_medium=feed) [1](https://hashnode.com/posts/air-gapped-proxmox-systemd-agent-sandbox/6ae5e29353f873953742345b) [Charles Rattan](https://hashnode.com/@charlesrattan) · [Oct 26](https://hashnode.com/posts/i-added-a-media-server-then-the-lab-went-offline/6adf9320a80e040568ca13ae) ### [I Added a Media Server. Then the Lab Went Offline.](https://cmrlab.hashnode.dev/i-added-a-media-server-then-the-lab-went-offline?utm_source=hashnode&utm_medium=feed) An experiment with self-hosted media, an unexpected storage problem and a Proxmox network failure that had very little to do with either. 12 min read · [cmrlab.hashnode.dev](https://cmrlab.hashnode.dev/i-added-a-media-server-then-the-lab-went-offline?utm_source=hashnode&utm_medium=feed) [0x8r41nr07](https://hashnode.com/@0x8r41nr07) · [Oct 21](https://hashnode.com/posts/my-infosec-homelab/6ad8e28e30b971017bb7862f) ### [My InfoSec HomeLab](https://braindump.0x8r41nr07.xyz/my-infosec-homelab?utm_source=hashnode&utm_medium=feed) Isolated Security Homelab on Proxmox — Build Guide 16 min read · [braindump.0x8r41nr07.xyz](https://braindump.0x8r41nr07.xyz/my-infosec-homelab?utm_source=hashnode&utm_medium=feed) [Charles Hartmann](https://hashnode.com/@charleshartmann) · [Oct 20](https://hashnode.com/posts/your-proxmox-backup-job-is-probably-skipping-your-new-vms/6ad783f4ad8329d41c9ff1aa) ### [Your Proxmox backup job is probably skipping your new VMs](https://homelabtherightway.hashnode.dev/your-proxmox-backup-job-is-probably-skipping-your-new-vms?utm_source=hashnode&utm_medium=feed) A backup job built for a hand-picked list of guests silently misses every VM you create afterwards. Here is how to switch to "All" with excludes, and the other checks that make the green tick mean something. 5 min read · [homelabtherightway.hashnode.dev](https://homelabtherightway.hashnode.dev/your-proxmox-backup-job-is-probably-skipping-your-new-vms?utm_source=hashnode&utm_medium=feed) [Charles Hartmann](https://hashnode.com/@charleshartmann) · [Oct 16](https://hashnode.com/posts/is-jellyfin-really-using-your-gpu-a-six-rung-ladder-to-prove-it-on-proxmox/6ad258f26df3bd1e2b1c03f4) ### [Is Jellyfin really using your GPU? A six-rung ladder to prove it on Proxmox](https://homelabtherightway.hashnode.dev/is-jellyfin-really-using-your-gpu-a-six-rung-ladder-to-prove-it-on-proxmox?utm_source=hashnode&utm_medium=feed) A transcoding setting that says QSV proves nothing. Pass an Intel iGPU into an unprivileged Proxmox container the way the Jellyfin docs recommend, then climb six checks until intel\_gpu\_top shows the Video engine working. 7 min read · [homelabtherightway.hashnode.dev](https://homelabtherightway.hashnode.dev/is-jellyfin-really-using-your-gpu-a-six-rung-ladder-to-prove-it-on-proxmox?utm_source=hashnode&utm_medium=feed) [Charles Rattan](https://hashnode.com/@charlesrattan) · [Oct 16](https://hashnode.com/posts/i-wanted-a-dashboard-i-ended-up-with-five-containers/6ad16af59216b215a4cd7ab6) ### [I Wanted a Dashboard. I Ended Up With Five Containers.](https://cmrlab.hashnode.dev/i-wanted-a-dashboard-i-ended-up-with-five-containers?utm_source=hashnode&utm_medium=feed) Docker, Portainer, Homepage, monitoring and an early lesson in why 'running' doesn't always mean 'ready'. 10 min read · [cmrlab.hashnode.dev](https://cmrlab.hashnode.dev/i-wanted-a-dashboard-i-ended-up-with-five-containers?utm_source=hashnode&utm_medium=feed) [1](https://hashnode.com/posts/i-wanted-a-dashboard-i-ended-up-with-five-containers/6ad16af59216b215a4cd7ab6) [Charles Hartmann](https://hashnode.com/@charleshartmann) · [Oct 15](https://hashnode.com/posts/raid-is-not-a-backup-the-3-2-1-rule-honestly/6ad064751cc59d8b2b1d30dc) ### [RAID is not a backup: the 3-2-1 rule, honestly](https://homelabtherightway.hashnode.dev/raid-is-not-a-backup-the-3-2-1-rule-honestly?utm_source=hashnode&utm_medium=feed) What actually counts as a copy under the 3-2-1 rule, why a RAID mirror or a snapshot only protects against one kind of failure, and the one-page inven 5 min read · [homelabtherightway.hashnode.dev](https://homelabtherightway.hashnode.dev/raid-is-not-a-backup-the-3-2-1-rule-honestly?utm_source=hashnode&utm_medium=feed) [Charles Rattan](https://hashnode.com/@charlesrattan) · [Oct 13](https://hashnode.com/posts/getting-proxmox-running-was-the-easy-part/6ace56205f5e63f5d77a434e) ### [Getting Proxmox Running Was the Easy Part](https://cmrlab.hashnode.dev/getting-proxmox-running-was-the-easy-part?utm_source=hashnode&utm_medium=feed) The first virtual machines, a MongoDB error that wasn't what it seemed and a UniFi access point that didn't particularly want to cooperate. 8 min read · [cmrlab.hashnode.dev](https://cmrlab.hashnode.dev/getting-proxmox-running-was-the-easy-part?utm_source=hashnode&utm_medium=feed)