Homelab & Vietnam
94 posts
Clonezilla changes disk UUIDs, breaking Proxmox storage references. Here's the fix: update /etc/pve/storage.cfg and VM configs to match the new UUIDs.
rsync --sparse doesn't understand qcow2's internal sparse blocks, so it writes zeros as real data.
ssl certificate lifecycle management breaks silently when a cPanel domain lacks the cpanel_uapi deploy hook: the cert renews on disk forever, the server keeps
Clustered iSCSI as LVM on LVM-thin SAN works if you skip the cluster filesystem and use LVM on top. Here's the setup with TrueNAS and the gotchas.
Freezing Linux VMs and sporadic node connection issues usually come down to IOMMU grouping, ZFS ARC pressure, or a flaky NIC driver.
Snapshots can make Proxmox VMs drop the TSC clocksource with that skew error. Here's the fix: switch to a paravirtual clock or pin the TSC.
Proxmox container no internet? Work from the host outward: check the bridge, then the CT's network config, then DNS.
Getting 'mkdir /mnt/vzsnap0: Permission denied' on Proxmox container backups? The problem isn't /mnt permissions—it's your storage not supporting
Jellyfin showing a picture of Dutch keyboardist Jacques Ogg for your Ogg Vorbis files? It's a metadata matching bug. Here's the fix that actually works.
The PVE cluster can connect to NFS via the dashboard on the frontend but fails from the backend? It's a routing issue. Here's the interface fix.
