From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:35087) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZCqTb-0000vy-Ma for qemu-devel@nongnu.org; Wed, 08 Jul 2015 10:37:36 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZCqTM-00085O-2B for qemu-devel@nongnu.org; Wed, 08 Jul 2015 10:37:31 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47181) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZCqTL-000855-Rz for qemu-devel@nongnu.org; Wed, 08 Jul 2015 10:37:15 -0400 Date: Wed, 8 Jul 2015 17:37:12 +0300 From: "Michael S. Tsirkin" Message-ID: <20150708173423-mutt-send-email-mst@redhat.com> References: <20150702012121.GA4477@ad.nay.redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150702012121.GA4477@ad.nay.redhat.com> Subject: Re: [Qemu-devel] virtio-blk multiqueue support in qemu. List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Fam Zheng Cc: Naredula Janardhana Reddy , Ming Lei , qemu-devel@nongnu.org, Stefan Hajnoczi On Thu, Jul 02, 2015 at 09:21:21AM +0800, Fam Zheng wrote: > On Wed, 07/01 22:45, Naredula Janardhana Reddy wrote: > > HI, > > I am trying to improve the throughput of virtio-blk for my kernel ( > > https://github.com/naredula-jana/Jiny-Kernel ) to make use of the > > multi-core using multi-queue. But I found the latest qemu does not support > > multiqueue for virtio-blk, The feature flag does not return multi-queue > > support. Do we have any patches to the qemu for enabling multi-queue for > > virtio-blk similar to that of virtio-net. Can someone help some pointers > > related to this.. > > There was a series last year adding support for multi-queue but wan't merged to > the code base: > > http://comments.gmane.org/gmane.comp.emulators.qemu/289126 > > Fam Looks like it was mostly about the missing GPL license on some files. Or did I miss some bigger issues? -- MST