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Message-Id: <1445644777-9317-10-git-send-email-andi@firstfloor.org>
Date: Fri, 23 Oct 2015 16:59:37 -0700
From: Andi Kleen <andi@...stfloor.org>
To: acme@...nel.org
Cc: jolsa@...nel.org, linux-kernel@...r.kernel.org, mingo@...nel.org,
Andi Kleen <ak@...ux.intel.com>
Subject: [PATCH 9/9] perf, tools, stat: Document CSV format in manpage
From: Andi Kleen <ak@...ux.intel.com>
With all the recently added fields in the perf stat CSV output
we should finally document them in the man page. Do this here.
Signed-off-by: Andi Kleen <ak@...ux.intel.com>
---
tools/perf/Documentation/perf-stat.txt | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/tools/perf/Documentation/perf-stat.txt b/tools/perf/Documentation/perf-stat.txt
index 4e074a6..079b141 100644
--- a/tools/perf/Documentation/perf-stat.txt
+++ b/tools/perf/Documentation/perf-stat.txt
@@ -177,6 +177,25 @@ $ perf stat -- make -j
Wall-clock time elapsed: 719.554352 msecs
+CSV FORMAT
+----------
+
+With -x, perf stat is able to output a not-quite-CSV format output
+(commas in the output are not put into "")
+
+The fields are in this order:
+
+ - optional usec time stamp in fractions of second (with -I xxx)
+ - unit of the counter value or empty
+ - event name
+ - counter value
+ - run time of counter
+ - percentage of measurement time the counter was running
+ - optional metric value
+ - optional unit of metric
+
+Additional metrics may be printed with all earlier fields being empty.
+
SEE ALSO
--------
linkperf:perf-top[1], linkperf:perf-list[1]
--
2.4.3
--
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