[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Phoronix Xen vs KVM vs Virtualbox benchmark with Ubuntu 11.10
On Tue, Nov 01, 2011 at 05:19:07AM -0700, Boris Derzhavets wrote: > Pasi, > > Have you asked yourself a question why Fedora and Ubuntu always patch and > package > Qemu-kvm-0.15(14)(13)(..).1.tar.gz , but not Qemu-0.15(14)(13)(..).1.tar.gz ? > Just install a couple of src.rpms to take a look - what's inside. > I assume that's because full kvm support hasn't be merged to upstream qemu so they need to ship separate qemu-kvm package. -- Pasi > > --- On Tue, 11/1/11, Mark Dokter <dokter@xxxxxxxxxxxxx> wrote: > > From: Mark Dokter <dokter@xxxxxxxxxxxxx> > Subject: Re: [Xen-devel] Phoronix Xen vs KVM vs Virtualbox benchmark with > Ubuntu 11.10 > To: xen-devel@xxxxxxxxxxxxxxxxxxx > Date: Tuesday, November 1, 2011, 7:31 AM > > On 10/31/2011 10:40 PM, Pasi Kärkkäinen wrote: > > Hello, > > > > Hi! > > > > > [1]http://www.phoronix.com/scan.php?page=article&item=ubuntu_1110_xenkvm&num=1 > > > > Ubuntu 11.10 with Xen 4.1.1 and Linux 3.0. > > > > I've read the article and was surprised. > > > Xen seems to be doing very poorly on that benchmark. > > If someone has time to repeat that benchmark it would be good.. > > > > Comparing the results to those from Stefano from XenSummit 2011 NA there > has > be something wrong.. > > the results at XenSummit were pretty much the opposite compared to those > by > Phoronix. > > > > In that test, the KVM machine uses virtio disk and nic devices, while > the Xen machine uses the qemu emulated devices. Could that be the cause > for the poor performance? > > > -- Pasi > > Mark > > _______________________________________________ > Xen-devel mailing list > [2]Xen-devel@xxxxxxxxxxxxxxxxxxx > [3]http://lists.xensource.com/xen-devel > > References > > Visible links > 1. > http://www.phoronix.com/scan.php?page=article&item=ubuntu_1110_xenkvm&num=1 > 2. file:///mc/compose?to=Xen-devel@xxxxxxxxxxxxxxxxxxx > 3. http://lists.xensource.com/xen-devel > _______________________________________________ > Xen-devel mailing list > Xen-devel@xxxxxxxxxxxxxxxxxxx > http://lists.xensource.com/xen-devel _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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