From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752466AbcCGKl5 (ORCPT ); Mon, 7 Mar 2016 05:41:57 -0500 Received: from mail.skyhub.de ([78.46.96.112]:36574 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751000AbcCGKls (ORCPT ); Mon, 7 Mar 2016 05:41:48 -0500 From: Borislav Petkov To: Arnaldo Carvalho de Melo Cc: LKML , Arnaldo Carvalho de Melo , Davidlohr Bueso , Ingo Molnar , Jiri Olsa , Mel Gorman , Peter Zijlstra , Steven Rostedt Subject: [PATCH] tools/perf: Document perf-stat's --detailed option Date: Mon, 7 Mar 2016 11:41:34 +0100 Message-Id: <1457347294-32546-1-git-send-email-bp@alien8.de> X-Mailer: git-send-email 2.3.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Borislav Petkov 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. Signed-off-by: Borislav Petkov Cc: Arnaldo Carvalho de Melo Cc: Davidlohr Bueso Cc: Ingo Molnar Cc: Jiri Olsa Cc: Mel Gorman Cc: Peter Zijlstra Cc: Steven Rostedt --- 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 52ef7a9d50aa..14d9e8ffaff7 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. -- 2.3.5