From 74ae366c37b71b46be7f2fa45fa4b2c9c6708fbe Mon Sep 17 00:00:00 2001 From: Namhyung Kim Date: Sun, 28 Jul 2024 17:41:27 -0700 Subject: 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 Signed-off-by: Namhyung Kim Tested-by: Arnaldo Carvalho de Melo Cc: Adrian Hunter Cc: Changbin Du Cc: Ingo Molnar Cc: Jiri Olsa Cc: Kan Liang Cc: Peter Zijlstra Cc: Steven Rostedt (VMware) Link: https://lore.kernel.org/lkml/20240729004127.238611-5-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/Documentation/perf-ftrace.txt | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'tools/perf/Documentation/perf-ftrace.txt') 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, 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 -------- -- cgit v1.2.3