Hi! > i'm pleased to announce the first release of paravirtualized KVM (Linux > under Linux), which includes support for the hardware cr3-cache feature > of Intel-VMX CPUs. (which speeds up context switches and TLB flushes) > > the patch is against 2.6.20-rc3 + KVM trunk and can be found at: > > http://redhat.com/~mingo/kvm-paravirt-patches/ > > Some aspects of the code are still a bit ad-hoc and incomplete, but the > code is stable enough in my testing and i'd like to have some feedback. > > Firstly, here are some numbers: > > 2-task context-switch performance (in microseconds, lower is better): > > native: 1.11 > ---------------------------------- > Qemu: 61.18 > KVM upstream: 53.01 > KVM trunk: 6.36 > KVM trunk+paravirt/cr3: 1.60
Does this make Xen obsolete? I mean... we have xen patches in suse kernels, should we keep updating them, or just drop them in favour of KVM? Pavel -- Thanks for all the (sleeping) penguins. ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys - and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ kvm-devel mailing list kvm-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/kvm-devel