From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752303Ab3LBOfj (ORCPT ); Mon, 2 Dec 2013 09:35:39 -0500 Received: from mail-wg0-f41.google.com ([74.125.82.41]:42398 "EHLO mail-wg0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752265Ab3LBOff (ORCPT ); Mon, 2 Dec 2013 09:35:35 -0500 Date: Mon, 2 Dec 2013 15:35:32 +0100 From: Frederic Weisbecker To: mingo@kernel.org, hpa@zytor.com, paulus@samba.org, linux-kernel@vger.kernel.org, acme@redhat.com, a.p.zijlstra@chello.nl, namhyung.kim@lge.com, namhyung@kernel.org, dsahern@gmail.com, tglx@linutronix.de Cc: linux-tip-commits@vger.kernel.org Subject: Re: [tip:perf/core] perf script: Print comm, fork and exit events also Message-ID: <20131202143530.GA6758@localhost.localdomain> References: <1385455873-25865-1-git-send-email-namhyung@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Nov 30, 2013 at 04:53:07AM -0800, tip-bot for Namhyung Kim wrote: > Commit-ID: ad7ebb9a48f59bad2714b64725653a73d78b686e > Gitweb: http://git.kernel.org/tip/ad7ebb9a48f59bad2714b64725653a73d78b686e > Author: Namhyung Kim > AuthorDate: Tue, 26 Nov 2013 17:51:12 +0900 > Committer: Arnaldo Carvalho de Melo > CommitDate: Wed, 27 Nov 2013 14:58:38 -0300 > > perf script: Print comm, fork and exit events also > > If --show-task-events option is given, also print internal COMM, FORK > and EXIT events. It would be helpful for debugging. > > $ perf script --show-task-events > ... > swapper 0 [009] 3350640.335261: sched:sched_switch: prev_comm=swapper/9 > sleep 9486 [009] 3350640.335509: PERF_RECORD_COMM: sleep:9486 > sleep 9486 [009] 3350640.335806: sched:sched_stat_runtime: comm=sleep pid=9486 > firefox 2635 [003] 3350641.275896: PERF_RECORD_FORK(2635:9487):(2635:2635) > firefox 2635 [003] 3350641.275896: sched:sched_process_fork: comm=firefox pid=2635 > sleep 9486 [009] 3350641.336009: PERF_RECORD_EXIT(9486:9486):(9486:9486) > > Signed-off-by: Namhyung Kim > Suggested-by: Frederic Weisbecker Thanks a lot for doing this Namhyung!