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| author | Jiri Olsa | 2018-02-06 19:17:59 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo | 2018-02-16 14:09:23 +0100 |
| commit | 3233b37a71c794e25a0a794185df8d6abd9f277e (patch) | |
| tree | 516f8b33d37ff3e1f4873cd37d8a8ed73948038e /tools/perf/Documentation/perf-script.txt | |
| parent | perf record: Put new line after target override warning (diff) | |
| download | kernel-qcow2-linux-3233b37a71c794e25a0a794185df8d6abd9f277e.tar.gz kernel-qcow2-linux-3233b37a71c794e25a0a794185df8d6abd9f277e.tar.xz kernel-qcow2-linux-3233b37a71c794e25a0a794185df8d6abd9f277e.zip | |
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/perf-script.txt')
| -rw-r--r-- | tools/perf/Documentation/perf-script.txt | 3 |
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. |