From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 15591 invoked by alias); 10 Jan 2007 14:53:58 -0000 Received: (qmail 15580 invoked by uid 22791); 10 Jan 2007 14:53:57 -0000 X-Spam-Check-By: sourceware.org Received: from mtagate3.de.ibm.com (HELO mtagate3.de.ibm.com) (195.212.29.152) by sourceware.org (qpsmtpd/0.31) with ESMTP; Wed, 10 Jan 2007 14:53:51 +0000 Received: from d12nrmr1607.megacenter.de.ibm.com (d12nrmr1607.megacenter.de.ibm.com [9.149.167.49]) by mtagate3.de.ibm.com (8.13.8/8.13.8) with ESMTP id l0AErmIH197042 for ; Wed, 10 Jan 2007 14:53:48 GMT Received: from d12av02.megacenter.de.ibm.com (d12av02.megacenter.de.ibm.com [9.149.165.228]) by d12nrmr1607.megacenter.de.ibm.com (8.13.6/8.13.6/NCO v8.1.1) with ESMTP id l0AErm4V2867250 for ; Wed, 10 Jan 2007 15:53:48 +0100 Received: from d12av02.megacenter.de.ibm.com (loopback [127.0.0.1]) by d12av02.megacenter.de.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id l0AErmCo009292 for ; Wed, 10 Jan 2007 15:53:48 +0100 Received: from [9.152.248.39] (dyn-9-152-248-39.boeblingen.de.ibm.com [9.152.248.39]) by d12av02.megacenter.de.ibm.com (8.12.11.20060308/8.12.11) with ESMTP id l0AErl0C009277; Wed, 10 Jan 2007 15:53:48 +0100 Message-ID: <45A4FDF9.5070208@de.ibm.com> Date: Wed, 10 Jan 2007 14:53:00 -0000 From: Markus Deuling User-Agent: Thunderbird 1.5.0.9 (X11/20070102) MIME-Version: 1.0 To: Christoph Bartoschek CC: gdb@sourceware.org Subject: Re: Differences between program runs with and without gdb References: <200701101517.20024.bartoschek@or.uni-bonn.de> <20070110143633.GA23012@adacore.com> <200701101548.40353.bartoschek@or.uni-bonn.de> In-Reply-To: <200701101548.40353.bartoschek@or.uni-bonn.de> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Mailing-List: contact gdb-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sourceware.org X-SW-Source: 2007-01/txt/msg00170.txt.bz2 Hi Christoph, Christoph Bartoschek schrieb: > both parts do not emplain my problem. First the program is single threaded and > uses no signals. Second it does not measure time and behaves deterministic. > Therefore performance differences should have no effect. how do you measure that gdb makes your app call memory allocation less often ? Regards, Markus -- Markus Deuling GNU Toolchain for Linux on Cell BE deuling@de.ibm.com