QEMU agent `qemu-ga` on ubuntu with high CPU utilization

QEMU agent qemu-ga on ubuntu with high CPU utilization

The qemu-ga process has 99% CPU utilization consistently.

Fix by restart

Restart qemu-qa agent

Fix by uninstall

In Proxmox VE, the qemu-guest-agent is used for mainly two things:

  • To properly shutdown the guest, instead of relying on ACPI commands or windows policies
  • To freeze the guest file system when making a backup (on windows, use the volume shadow copy service VSS).

If uninstall as the permanent solution, make sure that untick the Use QEMU Guest Agent under VM options.


qemu-agent 100% CPU usage

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