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authorJiri Olsa <jolsa@kernel.org>2018-02-06 19:17:59 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2018-02-16 10:09:23 -0300
commit3233b37a71c794e25a0a794185df8d6abd9f277e (patch)
tree516f8b33d37ff3e1f4873cd37d8a8ed73948038e /tools/perf/Documentation
parentc3dec27b7f70a9ad5f777d943d51ecdfcd9824d0 (diff)
downloadlinux-3233b37a71c794e25a0a794185df8d6abd9f277e.tar.bz2
perf script: Add --show-round-event to display PERF_RECORD_FINISHED_ROUND
Adding --show-round-event to display PERF_RECORD_FINISHED_ROUND events like: # perf script --show-round-events 2>/dev/null yes 8591 [002] 124177.397597: 18 cpu/mem-stores/P: ff... yes 8591 [002] 124177.397615: 1 cpu/mem-loads,ldlat=30/P: ff... PERF_RECORD_FINISHED_ROUND perf 10380 [001] 124177.397622: 6 cpu/mem-loads,ldlat=30/P: ff... PERF_RECORD_FINISHED_ROUND swapper 0 [000] 124177.400518: 88 cpu/mem-stores/P: ff... swapper 0 [000] 124177.400521: 88 cpu/mem-stores/P: ff... Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/20180206181813.10943-4-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation')
-rw-r--r--tools/perf/Documentation/perf-script.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt
index 7730c1d2b5d3..36ec0257f8d3 100644
--- a/tools/perf/Documentation/perf-script.txt
+++ b/tools/perf/Documentation/perf-script.txt
@@ -303,6 +303,9 @@ OPTIONS
--show-lost-events
Display lost events i.e. events of type PERF_RECORD_LOST.
+--show-round-events
+ Display finished round events i.e. events of type PERF_RECORD_FINISHED_ROUND.
+
--demangle::
Demangle symbol names to human readable form. It's enabled by default,
disable with --no-demangle.