Technical
Fix Proxmox Update Stuck at Processing Triggers for pve-ha-manager
Update hangs at "processing triggers for pve-ha-manager"? Check your cluster state and pve-ha-lrm service, then safely complete dpkg without rebooting.
Technical
Proxmox machine version mismatch: fix the reported vs actual version
Proxmox machine version mismatch usually means a pending reboot after a kernel update. Compare pveversion, uname, and VM configs to confirm, then reboot or
Technical
workflow automation software self-hosted: what n8n replaced and the three jobs it did not
Self-hosted workflow automation software like n8n replaced my cron jobs, but credentials and rebuilds are fragile. Here's what it did and didn't handle.
Technical
Windows Server 2025 CPU suddenly at 100%: fix the VirtIO and power settings on Proxmox
Windows Server 2025 CPU pegged at 100%? It's usually VirtIO drivers or the power profile. Here's the fix that worked on Proxmox.
Technical
Corrupted Data on a raidz1 Pool: 3 Healthy Disks, 1 Faulted — Here’s the Fix
Corrupted data on a raidz1 pool with all disks healthy? Check the scrub output, then try a zpool clear and a targeted resilver before you rebuild.
Technical
Proxmox VirtIO RNG: /dev/urandom vs /dev/hwrng — use urandom, ignore the hardware
Proxmox VirtIO RNG: /dev/urandom vs /dev/hwrng? Use /dev/urandom as the entropy source. /dev/hwrng is slower, hangs VMs, and adds nothing.
Technical
Proxmox LVM-thin over iSCSI without a native storage plugin
Proxmox has no native LVM-thin over iSCSI plugin, but you can set it up manually with a TrueNAS target. Here are the exact commands.
Technical
Proxmox VE ZFS Benchmark with NVMe: What Actually Matters
Proxmox VE ZFS benchmark with NVMe drives: a practical workflow that tests ashift, recordsize, and sync side-by-side on real hardware.
Technical
Impossible to boot any VMs or container after Clonezilla backup, from original drive
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.
Technical
Why rsync –sparse Produces Bigger qcow2 Files Than the Source
rsync --sparse doesn't understand qcow2's internal sparse blocks, so it writes zeros as real data.