From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dor Laor Subject: Re: Virtio and WinXP (disk drivers) Date: Mon, 02 Mar 2009 12:07:21 +0200 Message-ID: <49ABAFD9.5020700@redhat.com> References: <8d3051340902240144h18568e0etf9c0cef5dbdac1e4@mail.gmail.com> <8d3051340902250403p195af7cfyf19c2beccc1333b5@mail.gmail.com> <49A53689.5010501@redhat.com> <8d3051340902250543h3c68e91ev466c75e4452ec27e@mail.gmail.com> <49A56947.3070004@wpkg.org> <8d3051340902250820s26036bb1s7dc1f3b74e3c694b@mail.gmail.com> <49A5778C.6030508@wpkg.org> <8d3051340902250904n19649f93x85b29d3dc8c1d9f@mail.gmail.com> Reply-To: dlaor@redhat.com Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: Tomasz Chmielewski , kvm@vger.kernel.org To: =?UTF-8?B?QWxww6FyIFTDtnLDtms=?= Return-path: Received: from mx2.redhat.com ([66.187.237.31]:44379 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756350AbZCBKGz (ORCPT ); Mon, 2 Mar 2009 05:06:55 -0500 In-Reply-To: <8d3051340902250904n19649f93x85b29d3dc8c1d9f@mail.gmail.com> Sender: kvm-owner@vger.kernel.org List-ID: Alp=C3=A1r T=C3=B6r=C3=B6k wrote: > 2009/2/25 Tomasz Chmielewski : > =20 >> Alp=C3=A1r T=C3=B6r=C3=B6k schrieb: >> =20 >>> 2009/2/25 Tomasz Chmielewski : >>> =20 >>>> Alp=C3=A1r T=C3=B6r=C3=B6k schrieb: >>>> >>>> =20 >>>>>> Indeed virtio performs better than e1000. >>>>>> It should work, please provide host kernel version, kvm version,= virtio >>>>>> net >>>>>> version and >>>>>> windows guest type. Also the cmdline and monitor command will he= lp. >>>>>> =20 >>>>> kernel is 2.6.25.16-0.1-default of openSuse 11.0 >>>>> KVM version is 63-31.1 (also shipped with the distribution) >>>>> =20 >>>> This is pretty ancient version - could you try kvm-84 to see if it= solves >>>> your problems? >>>> =20 >>> Yes, just to see if it works is not a problem. But i have many >>> machines, compiling for each of them would be unpractical, perhaps = i >>> can make a new kernel rpm and install that for the other VMs, with = the >>> latest KVM compiled in, if there's no other option i will try that,= to >>> see if it solves the problems. Is there anything else that slipped = my >>> mind, that would allow me to update kvm on all machines? I knew tha= t >>> the version shipped with the distribution is old, but i went with i= t >>> for convenience of installation . >>> =20 >> If you don't want to compile a new kernel and make a package. >> >> You can compile KVM to work with your old kernel. >> >> Then, distribute kernel modules (3 files) and kvm/qemu binary (4th f= ile) >> with rsync, done. >> Still, you will have to stop virtual machines, remove/insert kvm mod= ules, >> start the guests. >> =20 > > Stopping guests isn't a problem. i will try this on one machine, to > see if there are any improvements and post back. > > On a second thought. Where can i find the pv block drivers for XP ? > > =20 Currently we did not publish the drivers yet. We do plan to do so soon. Nevertheless, the primary focus in first for all the win2k3, wink8 flav= ors and only then for XP (it should be a problem anyway). Do you have savevm/loadvm issues with virtio and latest kvm (84)? >> -- >> Tomasz Chmielewski >> http://wpkg.org >> >> =20 > > > > =20