Per the libvirt team, the only way to stop the spam in libvirtd logs is to install pm-utils package. Details are in: https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/994476 Closes-Bug: #1274772 Closes-Bug: #1297512 Change-Id: Ia2f7a388470dcd8a3e2c12cf2980beccd65af94c