From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46598) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YNNej-0004ln-3m for qemu-devel@nongnu.org; Mon, 16 Feb 2015 10:32:17 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YNNee-00079f-RF for qemu-devel@nongnu.org; Mon, 16 Feb 2015 10:32:17 -0500 Received: from mx1.redhat.com ([209.132.183.28]:60359) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YNNee-00079Q-KQ for qemu-devel@nongnu.org; Mon, 16 Feb 2015 10:32:12 -0500 Message-ID: <54E2035E.6040505@redhat.com> Date: Mon, 16 Feb 2015 15:49:02 +0100 From: Paolo Bonzini MIME-Version: 1.0 References: <54E0E974.4010301@profihost.ag> <54E1E188.4050407@redhat.com> <54E20226.8090103@profihost.ag> <54E2024F.9040501@redhat.com> <54E202F9.1040702@profihost.ag> In-Reply-To: <54E202F9.1040702@profihost.ag> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] slow speed for virtio-scsi since qemu 2.2 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Stefan Priebe - Profihost AG , qemu-devel On 16/02/2015 15:47, Stefan Priebe - Profihost AG wrote: >>> >> >>> >> Could it be that this is a results of compiling qemu with --enable-debug >>> >> to get debugging symbols? >> > >> > Yes. > *urg* my fault - sorry. Is there a way to get debugging symbols without > using enable-debug / getting slower performance? Yes, just do nothing ("--enable-debug-info" is the default; "--enable-debug" enables debug info _and_ turns off optimization). Paolo