spice-vdagent (spice agent for Linux vms) spice-vdagent enhanches interactions with your Linux virtual guests: - client mouse mode - automatic adjustment of the X-session resolution to the client's one - support of copy and paste - limited support for multiple displays using Xinerama - full support for multiple displays using Xrandr as this is meant to be installed on a kvm guest using spice, you might want to use it alongside xf86-video-qxl installed on the same vm.