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| author | Leo Yan <leo.yan@linaro.org> | 2023-03-15 22:51:12 +0800 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2023-03-15 16:53:43 -0300 |
| commit | 96d541699e5c50b1bc2d50c83cd7145994d5f071 (patch) | |
| tree | 0e81eab6ff12d3ee585f2e16058f66d306a10b0a | |
| parent | 984f16cd602c82451b2e910ac58d7880bcb48b1a (diff) | |
| download | lwn-96d541699e5c50b1bc2d50c83cd7145994d5f071.tar.gz lwn-96d541699e5c50b1bc2d50c83cd7145994d5f071.zip | |
perf kvm: Update documentation to reflect new changes
Update documentation for new sorting and option '--stdio'.
Reviewed-by: James Clark <james.clark@arm.com>
Signed-off-by: Leo Yan <leo.yan@linaro.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.g.garry@oracle.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20230315145112.186603-2-leo.yan@linaro.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
| -rw-r--r-- | tools/perf/Documentation/perf-kvm.txt | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/tools/perf/Documentation/perf-kvm.txt b/tools/perf/Documentation/perf-kvm.txt index 2ad3f5d9f72b..b66be66fe836 100644 --- a/tools/perf/Documentation/perf-kvm.txt +++ b/tools/perf/Documentation/perf-kvm.txt @@ -58,7 +58,7 @@ There are a couple of variants of perf kvm: events. 'perf kvm stat report' reports statistical data which includes events - handled time, samples, and so on. + handled sample, percent_sample, time, percent_time, max_t, min_t, mean_t. 'perf kvm stat live' reports statistical data in a live mode (similar to record + report but with statistical data updated live at a given display @@ -82,6 +82,8 @@ OPTIONS :GMEXAMPLESUBCMD: top include::guest-files.txt[] +--stdio:: Use the stdio interface. + -v:: --verbose:: Be more verbose (show counter open errors, etc). @@ -97,7 +99,10 @@ STAT REPORT OPTIONS -k:: --key=<value>:: Sorting key. Possible values: sample (default, sort by samples - number), time (sort by average time). + number), percent_sample (sort by sample percentage), time + (sort by average time), precent_time (sort by time percentage), + max_t (sort by maximum time), min_t (sort by minimum time), mean_t + (sort by mean time). -p:: --pid=:: Analyze events only for given process ID(s) (comma separated list). |