From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jens Axboe Subject: Re: [PATCH RFC] virtio_blk: Use blk-iopoll for host->guest notify Date: Tue, 18 May 2010 15:07:13 +0200 Message-ID: <20100518130712.GA25951@kernel.dk> References: <1273870057-4287-1-git-send-email-stefanha@linux.vnet.ibm.com> <201005141730.57158.iggy@theiggy.com> <20100518080705.GA2467@stefan-thinkpad.transitives.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Brian Jackson , virtualization@lists.linux-foundation.org, Rusty Russell , linux-kernel@vger.kernel.org, kvm@vger.kernel.org, qemu-devel@nongnu.org To: Stefan Hajnoczi Return-path: Content-Disposition: inline In-Reply-To: <20100518080705.GA2467@stefan-thinkpad.transitives.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org On Tue, May 18 2010, Stefan Hajnoczi wrote: > On Fri, May 14, 2010 at 05:30:56PM -0500, Brian Jackson wrote: > > Any preliminary numbers? latency, throughput, cpu use? What about comparing > > different "weights"? > > I am running benchmarks and will report results when they are in. I'm very interested as well, I have been hoping for some more adoption of this. I have mptsas and mpt2sas patches pending as well. I have not done enough and fully exhaustive weight analysis, so note me down for wanting such an analysis on virtio_blk as well. -- Jens Axboe