From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1MIjEp-0002PF-42 for qemu-devel@nongnu.org; Mon, 22 Jun 2009 09:07:07 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1MIjEk-0002OP-Ib for qemu-devel@nongnu.org; Mon, 22 Jun 2009 09:07:06 -0400 Received: from [199.232.76.173] (port=43276 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1MIjEk-0002OM-Bb for qemu-devel@nongnu.org; Mon, 22 Jun 2009 09:07:02 -0400 Received: from mx2.redhat.com ([66.187.237.31]:46746) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1MIjEj-0000bn-Pz for qemu-devel@nongnu.org; Mon, 22 Jun 2009 09:07:02 -0400 Message-ID: <4A3F81AE.6050806@redhat.com> Date: Mon, 22 Jun 2009 15:05:50 +0200 From: Kevin Wolf MIME-Version: 1.0 Subject: Re: [Qemu-devel] [PATCH] block-raw: Make cache=off default again References: <1245669483-7076-1-git-send-email-kwolf@redhat.com> <20090622113524.GA13583@lst.de> <4A3F6EA3.2010303@redhat.com> <20090622130400.GA19567@lst.de> In-Reply-To: <20090622130400.GA19567@lst.de> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Christoph Hellwig Cc: qemu-devel@nongnu.org Christoph Hellwig schrieb: > On Mon, Jun 22, 2009 at 01:44:35PM +0200, Kevin Wolf wrote: >> IIUC, you have a nice setup to measure block performance now. Maybe >> you'd like to let it run with qcow2 and cache=wb/none? > > The setup is not quite nice yet, still involves a lot of manual setup. > I'm working on recovering my shell script super powers to automate it > and then we can throw all kinds of tests at it without much work. Ok. Never mind then. Kevin