From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:53628) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UV4Kr-0006w4-86 for qemu-devel@nongnu.org; Wed, 24 Apr 2013 14:22:33 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UV4Km-00019R-Bj for qemu-devel@nongnu.org; Wed, 24 Apr 2013 14:22:28 -0400 Received: from e31.co.us.ibm.com ([32.97.110.149]:51724) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UV4Km-00019H-5s for qemu-devel@nongnu.org; Wed, 24 Apr 2013 14:22:24 -0400 Received: from /spool/local by e31.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Wed, 24 Apr 2013 12:22:23 -0600 Received: from d03relay03.boulder.ibm.com (d03relay03.boulder.ibm.com [9.17.195.228]) by d03dlp03.boulder.ibm.com (Postfix) with ESMTP id 7AD9519D8074 for ; Wed, 24 Apr 2013 12:19:57 -0600 (MDT) Received: from d03av04.boulder.ibm.com (d03av04.boulder.ibm.com [9.17.195.170]) by d03relay03.boulder.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r3OIJpWQ070410 for ; Wed, 24 Apr 2013 12:19:52 -0600 Received: from d03av04.boulder.ibm.com (loopback [127.0.0.1]) by d03av04.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r3OIJoCM027517 for ; Wed, 24 Apr 2013 12:19:50 -0600 Message-ID: <51782240.90504@linux.vnet.ibm.com> Date: Wed, 24 Apr 2013 14:19:44 -0400 From: "Michael R. Hines" MIME-Version: 1.0 References: <1366682139-22122-1-git-send-email-mrhines@linux.vnet.ibm.com> <1366682139-22122-12-git-send-email-mrhines@linux.vnet.ibm.com> <5176F647.6010302@redhat.com> <51771EFB.5080201@linux.vnet.ibm.com> <51777DEF.4080900@redhat.com> In-Reply-To: <51777DEF.4080900@redhat.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH v5 11/12] rdma: core logic List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Paolo Bonzini Cc: aliguori@us.ibm.com, quintela@redhat.com, qemu-devel@nongnu.org, owasserm@redhat.com, abali@us.ibm.com, mrhines@us.ibm.com, gokul@us.ibm.com On 04/24/2013 02:38 AM, Paolo Bonzini wrote: > Il 24/04/2013 01:53, Michael R. Hines ha scritto: >> So, I started investigating the problem, and I noticed that whenever >> I disabled the limits of max_size, the throughput went back to >> the normal throughput (peak of 26 gbps). >> >> So, rather than change the default max_size calculation for TCP, >> which would improperly impact existing users of TCP migration, >> I introduced a new QEMUFileOps change to solve the problem. >> >> What do you think? > I'd prefer to remove this and understand it better for 1.6. > > I'd be in favor of getting this in 1.5, but without this hook. > > Paolo > OK, let's do it =). I'll delete the hook and send a v6 right now. - Michael