Openstack-Cloud on SETKEHhttps://setkeh.com/categories/openstack-cloud/Recent content in Openstack-Cloud on SETKEHHugoen-AUJames 'SETKEH' GriffisMon, 12 Oct 2026 00:00:00 +1100Proxmox to OpenStack without copying a byte: writing a TrueNAS Cinder driverhttps://setkeh.com/posts/proxmox-to-openstack-zero-copy/Mon, 12 Oct 2026 00:00:00 +1100https://setkeh.com/posts/proxmox-to-openstack-zero-copy/<p>Between 26 August and 10 September 2026 I moved AtlasDigitalEngineering&rsquo;s production Proxmox estate, running on a Dell PowerEdge M1000e blade chassis, onto OpenStack 2025.1 deployed with Kolla-Ansible. Three converged nodes, full control-plane quorum, production workloads, and not one byte of VM disk copied to get there. The thing that made that possible was a Cinder driver I had to write first. This post is the driver, the migration, and the parts that broke.</p>