From: Namhyung Kim <namhyung@kernel.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Jiri Olsa <jolsa@kernel.org>, LKML <linux-kernel@vger.kernel.org>,
David Ahern <dsahern@gmail.com>, Andi Kleen <andi@firstfloor.org>,
Stephane Eranian <eranian@google.com>,
Wang Nan <wangnan0@huawei.com>
Subject: [PATCH 2/4] perf report: Update document of --percent-limit option
Date: Wed, 3 Feb 2016 23:11:21 +0900 [thread overview]
Message-ID: <1454508683-5735-2-git-send-email-namhyung@kernel.org> (raw)
In-Reply-To: <1454508683-5735-1-git-send-email-namhyung@kernel.org>
The --percent-limit option was changed to be applied to callchains as
well as hist entries recently, but it missed to update the doc.
Reported-by: Arnaldo Carvalho de Melo <acme@kernel.org>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
---
tools/perf/Documentation/perf-report.txt | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt
index f6faec969e2e..369663b37361 100644
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -351,7 +351,10 @@ OPTIONS
--percent-limit::
Do not show entries which have an overhead under that percent.
- (Default: 0).
+ (Default: 0). Note that this option also sets percent limit (threshold)
+ of callchains at once. However the default value of callchain threshold
+ is different than the default value of hist entries. Please see
+ --call-graph option for details.
--percentage::
Determine how to display the overhead percentage of filtered entries.
--
2.7.0
next prev parent reply other threads:[~2016-02-03 14:12 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-03 14:11 [PATCH 1/4] perf report: Update document of --sort option Namhyung Kim
2016-02-03 14:11 ` Namhyung Kim [this message]
2016-02-04 12:42 ` [tip:perf/core] perf report: Update documention of --percent-limit option tip-bot for Namhyung Kim
2016-02-03 14:11 ` [RFC/PATCH 3/4] perf tools: Change default calchain percent limit to 0.05% Namhyung Kim
2016-02-03 14:11 ` [PATCH 4/4] perf hists browser: Add 'L' key to change percent limit Namhyung Kim
2016-02-03 15:13 ` Arnaldo Carvalho de Melo
2016-02-04 12:43 ` [tip:perf/core] perf hists browser: Add 'L' hotkey " tip-bot for Namhyung Kim
2016-02-04 12:42 ` [tip:perf/core] perf report: Update documentation of --sort option tip-bot for Namhyung Kim
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