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| author | Namhyung Kim <namhyung@kernel.org> | 2024-07-29 03:41:27 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2024-07-31 22:58:18 +0300 |
| commit | 74ae366c37b71b46be7f2fa45fa4b2c9c6708fbe (patch) | |
| tree | eb2aabad2056feebf55b699ceedc01d3da67fd88 /tools/perf/Documentation/perf-ftrace.txt | |
| parent | 0f223813edd051a516ec4b1fc23b1fdc00dd3b6d (diff) | |
| download | linux-74ae366c37b71b46be7f2fa45fa4b2c9c6708fbe.tar.xz | |
perf ftrace profile: Add -s/--sort option
The -s/--sort option is to sort the output by given column.
$ sudo perf ftrace profile -s max sync | head
# Total (us) Avg (us) Max (us) Count Function
6301.811 6301.811 6301.811 1 __do_sys_sync
6301.328 6301.328 6301.328 1 ksys_sync
5320.300 1773.433 2858.819 3 iterate_supers
2755.875 17.012 2610.633 162 sync_fs_one_sb
2728.351 682.088 2610.413 4 ext4_sync_fs [ext4]
2603.654 2603.654 2603.654 1 jbd2_log_wait_commit [jbd2]
4750.615 593.827 2597.427 8 schedule
2164.986 26.728 2115.673 81 sync_inodes_one_sb
2143.842 26.467 2115.438 81 sync_inodes_sb
Reviewed-by: Ian Rogers <irogers@google.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Changbin Du <changbin.du@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt (VMware) <rostedt@goodmis.org>
Link: https://lore.kernel.org/lkml/20240729004127.238611-5-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation/perf-ftrace.txt')
| -rw-r--r-- | tools/perf/Documentation/perf-ftrace.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-ftrace.txt b/tools/perf/Documentation/perf-ftrace.txt index 33f32467f287..eaec8253be68 100644 --- a/tools/perf/Documentation/perf-ftrace.txt +++ b/tools/perf/Documentation/perf-ftrace.txt @@ -185,6 +185,11 @@ OPTIONS for 'perf ftrace profile' Set the size of per-cpu tracing buffer, <size> is expected to be a number with appended unit character - B/K/M/G. +-s:: +--sort=:: + Sort the result by the given field. Available values are: + total, avg, max, count, name. Default is 'total'. + SEE ALSO -------- |