From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:40065) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SzM0T-0004nW-CA for qemu-devel@nongnu.org; Thu, 09 Aug 2012 02:14:06 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SzM0S-0003Gb-1T for qemu-devel@nongnu.org; Thu, 09 Aug 2012 02:14:05 -0400 Received: from mail.profihost.ag ([85.158.179.208]:38086) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SzM0R-0003GD-Nv for qemu-devel@nongnu.org; Thu, 09 Aug 2012 02:14:03 -0400 Message-ID: <50235527.4090804@profihost.ag> Date: Thu, 09 Aug 2012 08:13:59 +0200 From: Stefan Priebe MIME-Version: 1.0 References: <502283FA.2080506@profihost.ag> <5022912B.2000607@redhat.com> In-Reply-To: <5022912B.2000607@redhat.com> Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] virtio-scsi vs. virtio-blk List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Paolo Bonzini Cc: qemu-devel i really would like to test with actual git. But my VMs run awfully SLOW with actual git version. Boot process prints one line every two seconds. So i can't test. Is there a patch or backport for this problem? Thanks, Stefan Am 08.08.2012 18:17, schrieb Paolo Bonzini: > Il 08/08/2012 17:21, Stefan Priebe ha scritto: >> Hello list, >> >> i wanted to start using virtio-scsi instead of virtio-blk, cause it >> offers the possibility to use discard / trim support. >> >> Kernel: 3.5.0 on host and guest >> Qemu-kvm: 1.1.1 stable >> >> But i'm not seeing the same or nearly the same speed: > > 1) How did you start the guest? Did you use cache=none? > > 2) Please try the latest qemu-kvm release. 1.1 didn't use ioeventfd for > virtio-scsi by mistake. > > Paolo >