Avi Kivity wrote: > Anthony Liguori wrote: >> With hardware virtualization, CR reads often times require a VMEXIT >> which is >> rather expensive. Instead of reading CR and taking the VMEXIT, >> maintain a >> copy of each CR and return that on CR reads. >> > > Looks good. Any measurable performance impact?
I'm having trouble with virtbench on the latest versions of KVM so I've been running kernbench. I don't have specific numbers for this one but I'll get some today. Regards, Anthony Liguori ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/ _______________________________________________ kvm-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/kvm-devel
