qm-unlock

Unlock a virtual machine

$ qm unlock 100

qm unlock vmid

qm unlock removes the lock from a virtual machine in Proxmox VE. Locks prevent certain operations during critical tasks like migration or backup.
Use this to manually clear locks when operations have failed or been interrupted.

Only unlock VMs when you are certain no operation is in progress. Unlocking during active operations may cause corruption or data loss.

Part of Proxmox VE QEMU/KVM management tools for virtual machine administration.

qm(1)