Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752860AbbKICgp (ORCPT ); Sun, 8 Nov 2015 21:36:45 -0500 Received: from mail-pa0-f45.google.com ([209.85.220.45]:34907 "EHLO mail-pa0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752728AbbKICgj (ORCPT ); Sun, 8 Nov 2015 21:36:39 -0500 From: Taeung Song To: Arnaldo Carvalho de Melo Cc: linux-kernel@vger.kernel.org, Ingo Molnar , Taeung Song , Namhyung Kim , Jiri Olsa Subject: [PATCH v10 08/22] perf config: Document 'hist.percentage' variable in man page Date: Mon, 9 Nov 2015 11:33:01 +0900 Message-Id: <1447036395-18911-9-git-send-email-treeze.taeung@gmail.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1447036395-18911-1-git-send-email-treeze.taeung@gmail.com> References: <1447036395-18911-1-git-send-email-treeze.taeung@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1578 Lines: 45 Explain 'hist.percentage' variable. Cc: Namhyung Kim Cc: Jiri Olsa Signed-off-by: Taeung Song --- tools/perf/Documentation/perf-config.txt | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/tools/perf/Documentation/perf-config.txt b/tools/perf/Documentation/perf-config.txt index e47be25..b04c2bc 100644 --- a/tools/perf/Documentation/perf-config.txt +++ b/tools/perf/Documentation/perf-config.txt @@ -263,6 +263,23 @@ help.*:: can be record, script, report or inject or: perf-with-kcore fix_buildid_cache_permissions +hist.*:: + hist.percentage:: + This option control a way to calcurate overhead of filtered entries - + that means the value of this option is effective only if there's a + filter (by comm, dso or symbol name). Suppose a following example: + + Overhead Symbols + ........ ....... + 33.33% foo + 33.33% bar + 33.33% baz + + This is an original overhead and we'll filter out the first 'foo' + entry. The value of 'relative' would increase the overhead of 'bar' + and 'baz' to 50.00% for each, while 'absolute' would show their + current overhead (33.33%). + SEE ALSO -------- linkperf:perf[1] -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/