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| author | Namhyung Kim <namhyung@kernel.org> | 2022-07-25 21:31:23 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-07-25 23:58:14 +0300 |
| commit | 79079f21f50a501f03ee237be6efaa0e533f9f87 (patch) | |
| tree | c36901c6413d8c46427aa355b36b2cce5d709f50 /tools/perf/Documentation | |
| parent | 528b9cab3b813a3b94a4af14845308f720eb13fd (diff) | |
| download | linux-79079f21f50a501f03ee237be6efaa0e533f9f87.tar.xz | |
perf lock: Add -k and -F options to 'contention' subcommand
Like perf lock report, add -k/--key and -F/--field options to control
output formatting and sorting. Note that it has slightly different
default options as some fields are not available and to optimize the
screen space.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Boqun Feng <boqun.feng@gmail.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Waiman Long <longman@redhat.com>
Cc: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20220725183124.368304-5-namhyung@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-lock.txt | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-lock.txt b/tools/perf/Documentation/perf-lock.txt index da0bcbc676a3..ae78e04346bd 100644 --- a/tools/perf/Documentation/perf-lock.txt +++ b/tools/perf/Documentation/perf-lock.txt @@ -105,6 +105,21 @@ INFO OPTIONS --map:: dump map of lock instances (address:name table) +CONTENTION OPTIONS +-------------- + +-k:: +--key=<value>:: + Sorting key. Possible values: contended, wait_total (default), + wait_max, wait_min, avg_wait. + +-F:: +--field=<value>:: + Output fields. By default it shows all but the wait_min fields + and users can customize that using this. Possible values: + contended, wait_total, wait_max, wait_min, avg_wait. + + SEE ALSO -------- linkperf:perf[1] |