linux-kernel - [PATCH 137/161] perf timechart: Add example in the documentation

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Message-Id: <1381780950-25642-138-git-send-email-acme@infradead.org>
Date:	Mon, 14 Oct 2013 17:02:06 -0300
From:	Arnaldo Carvalho de Melo <acme@...radead.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-kernel@...r.kernel.org,
	Ramkumar Ramachandra <artagnon@...il.com>,
	David Ahern <dsahern@...il.com>,
	Namhyung Kim <namhyung@...il.com>,
	Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 137/161] perf timechart: Add example in the documentation

From: Ramkumar Ramachandra <artagnon@...il.com>

While at it, update the synopsis to show both forms.

Signed-off-by: Ramkumar Ramachandra <artagnon@...il.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Namhyung Kim <namhyung@...il.com>
Link: http://lkml.kernel.org/r/1380791716-10325-1-git-send-email-artagnon@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/Documentation/perf-timechart.txt | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/tools/perf/Documentation/perf-timechart.txt b/tools/perf/Documentation/perf-timechart.txt
index 1632b0efc757..3ff8bd4f0b4d 100644
--- a/tools/perf/Documentation/perf-timechart.txt
+++ b/tools/perf/Documentation/perf-timechart.txt
@@ -8,7 +8,8 @@ perf-timechart - Tool to visualize total system behavior during a workload
 SYNOPSIS
 --------
 [verse]
-'perf timechart' {record}
+'perf timechart' record <command>
+'perf timechart' [<options>]
 
 DESCRIPTION
 -----------
@@ -41,6 +42,18 @@ OPTIONS
 --symfs=<directory>::
         Look for files with symbols relative to this directory.
 
+EXAMPLES
+--------
+
+$ perf timechart record git pull
+
+  [ perf record: Woken up 13 times to write data ]
+  [ perf record: Captured and wrote 4.253 MB perf.data (~185801 samples) ]
+
+$ perf timechart
+
+  Written 10.2 seconds of trace to output.svg.
+
 SEE ALSO
 --------
 linkperf:perf-record[1]
-- 
1.8.1.4

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