From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932933AbcCHKdZ (ORCPT ); Tue, 8 Mar 2016 05:33:25 -0500 Received: from torg.zytor.com ([198.137.202.12]:45126 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753469AbcCHKdP (ORCPT ); Tue, 8 Mar 2016 05:33:15 -0500 Date: Tue, 8 Mar 2016 02:32:26 -0800 From: tip-bot for Borislav Petkov Message-ID: Cc: hpa@zytor.com, jolsa@redhat.com, a.p.zijlstra@chello.nl, mgorman@suse.com, bp@suse.de, acme@redhat.com, namhyung@kernel.org, rostedt@goodmis.org, peterz@infradead.org, dbueso@suse.com, linux-kernel@vger.kernel.org, alexander.shishkin@linux.intel.com, tglx@linutronix.de, mingo@kernel.org, dsahern@gmail.com Reply-To: peterz@infradead.org, mingo@kernel.org, dsahern@gmail.com, dbueso@suse.com, linux-kernel@vger.kernel.org, tglx@linutronix.de, alexander.shishkin@linux.intel.com, a.p.zijlstra@chello.nl, hpa@zytor.com, jolsa@redhat.com, bp@suse.de, acme@redhat.com, namhyung@kernel.org, rostedt@goodmis.org, mgorman@suse.com In-Reply-To: <1457347294-32546-1-git-send-email-bp@alien8.de> References: <1457347294-32546-1-git-send-email-bp@alien8.de> To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] perf stat: Document --detailed option Git-Commit-ID: f594bae08183fb6b57db55387794ece3e1edf6f6 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: f594bae08183fb6b57db55387794ece3e1edf6f6 Gitweb: http://git.kernel.org/tip/f594bae08183fb6b57db55387794ece3e1edf6f6 Author: Borislav Petkov AuthorDate: Mon, 7 Mar 2016 16:44:44 -0300 Committer: Ingo Molnar CommitDate: Tue, 8 Mar 2016 10:11:18 +0100 perf stat: Document --detailed option I'm surprised this remained undocumented since at least 2011. And it is actually a very useful switch, as Steve and I came to realize recently. Add the text from 2cba3ffb9a9d ("perf stat: Add -d -d and -d -d -d options to show more CPU events") which added the incrementing aspect to -d. Tested-by: Arnaldo Carvalho de Melo Signed-off-by: Borislav Petkov Signed-off-by: Arnaldo Carvalho de Melo Cc: Alexander Shishkin Cc: David Ahern Cc: Davidlohr Bueso Cc: Jiri Olsa Cc: Mel Gorman Cc: Namhyung Kim Cc: Peter Zijlstra Cc: Peter Zijlstra Cc: Steven Rostedt Cc: Thomas Gleixner Fixes: 2cba3ffb9a9d ("perf stat: Add -d -d and -d -d -d options to show more CPU events") Link: http://lkml.kernel.org/r/1457347294-32546-1-git-send-email-bp@alien8.de Signed-off-by: Ingo Molnar --- tools/perf/Documentation/perf-stat.txt | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/tools/perf/Documentation/perf-stat.txt b/tools/perf/Documentation/perf-stat.txt index 52ef7a9..14d9e8f 100644 --- a/tools/perf/Documentation/perf-stat.txt +++ b/tools/perf/Documentation/perf-stat.txt @@ -69,6 +69,14 @@ report:: --scale:: scale/normalize counter values +-d:: +--detailed:: + print more detailed statistics, can be specified up to 3 times + + -d: detailed events, L1 and LLC data cache + -d -d: more detailed events, dTLB and iTLB events + -d -d -d: very detailed events, adding prefetch events + -r:: --repeat=:: repeat command and print average + stddev (max: 100). 0 means forever.