Hi Timon, You may refer to virsh man page about 'cpu-compare' command, for details, please see the following web link. <snip> cpu-compare FILE Compare CPU definition from XML <file> with host CPU. The XML <file> may contain either host or guest CPU definition. The host CPU definition is the <cpu> element and its contents as printed by capabilities command. The guest CPU definition is the <cpu> element and its contents from domain XML definition. For more information on guest CPU definition see: <http://libvirt.org/formatdomain.html#elementsCPU> </snip> -- Regards, Alex ----- Original Message ----- From: "Timon Wang" <timonwst(a)gmail.com&gt; To: libvirt-users(a)redhat.com Sent: Tuesday, August 28, 2012 12:51:42 PM Subject: [libvirt-users] What's the api virConnectBaselineCPU used for? Could anyone tell me what is virConnectBaselineCPU exactly do. What could I do which this API. It's very nice to give me a simple example. -- Focus on: Network security,Scanner,NodeJS,JAVA,WWW Blog: http://www.nohouse.net _______________________________________________ libvirt-users mailing list libvirt-users(a)redhat.com https://www.redhat.com/mailman/listinfo/libvirt-users