Unlocking a specific virtual machine (with examples)

Use Case 1: Unlocking a specific virtual machine

Code:

qm unlock vm_id

Motivation: The motivation for using this command is to unlock a specific virtual machine that is currently locked in the QEMU/KVM Virtual Machine Manager. When a virtual machine is locked, it indicates that another user or process is currently accessing or modifying the virtual machine, and any further actions on the virtual machine are blocked until it is unlocked. By using the qm unlock command with the specific virtual machine ID, you can unlock the virtual machine and regain control over it.

Explanation: The unlock subcommand is used in the qm (QEMU/KVM Virtual Machine Manager) command-line tool to unlock a specific virtual machine. You need to provide the virtual machine ID as an argument to this subcommand. The virtual machine ID can be obtained from the QEMU/KVM Virtual Machine Manager UI or by running the qm list command.

Example Output:

# qm unlock 100

This command unlocks the virtual machine with ID 100. If the virtual machine was previously locked, it will now be unlocked and accessible for further actions.

In summary, the qm unlock command is used to unlock a specific virtual machine in the QEMU/KVM Virtual Machine Manager. By using the appropriate virtual machine ID as an argument, you can unlock the virtual machine and resume operations on it.