From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 30301 invoked by alias); 31 Mar 2012 13:05:30 -0000 Received: (qmail 30293 invoked by uid 22791); 31 Mar 2012 13:05:28 -0000 X-SWARE-Spam-Status: No, hits=-1.1 required=5.0 tests=AWL,BAYES_00 X-Spam-Check-By: sourceware.org Received: from adamg.eu (HELO adamg.eu) (91.192.224.99) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Sat, 31 Mar 2012 13:05:15 +0000 Received: from mail.agmk.net ([91.192.224.71]:39511 ident=postfix) by adamg.eu with esmtp (Exim 4.77) (envelope-from ) id 1SDxzV-0007qf-Ui for gdb@sourceware.org; Sat, 31 Mar 2012 15:05:14 +0200 Received: from localhost.localnet (unknown [89.78.237.144]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: pluto@agmk.net) by mail.agmk.net (Postfix) with ESMTPSA id CCEC0203015A for ; Sat, 31 Mar 2012 15:05:13 +0200 (CEST) From: =?utf-8?B?UGF3ZcWC?= Sikora To: gdb@sourceware.org Subject: very slow gdb stepping. Date: Sat, 31 Mar 2012 13:05:00 -0000 Message-ID: <1809128.jWeFzAnxpv@localhost> User-Agent: KMail/4.8.0 (Linux/3.3.0-3; KDE/4.8.2; x86_64; ; ) MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="utf-8" X-IsSubscribed: yes 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: 2012-03/txt/msg00096.txt.bz2 Hi all, during debugging a large c++ application an each gdb step (next or step-in) takes from ~2 to ~30 seconds which is horribly slow and uncomfortable :( the callgrind shows some hot places in gdb: http://carme.pld-linux.org/~pluto/gdb-cpuhog/callgraph.png callgrind results from ~30min session and .rpms are stored here: http://carme.pld-linux.org/~pluto/gdb-cpuhog/ is it a known issue?