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| author | Ingo Molnar <mingo@elte.hu> | 2009-09-12 10:08:34 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-09-13 10:22:45 +0200 |
| commit | 3e304147cdb404ce6d1dd0e50cb19f52142bb363 (patch) | |
| tree | 07bdfeeb3053e5aee7f740df322a4769d9e03e3f /tools | |
| parent | ea92ed5a8f4e6c638efe7de2efe8a875d580ad3f (diff) | |
| download | kernel_samsung_aries-3e304147cdb404ce6d1dd0e50cb19f52142bb363.zip kernel_samsung_aries-3e304147cdb404ce6d1dd0e50cb19f52142bb363.tar.gz kernel_samsung_aries-3e304147cdb404ce6d1dd0e50cb19f52142bb363.tar.bz2 | |
perf sched: Output runtime and context switch totals
After:
-----------------------------------------------------------------------------------
Task | Runtime ms | Switches | Average delay ms | Maximum delay ms |
-----------------------------------------------------------------------------------
make | 0.678 ms | 13 | avg: 0.018 ms | max: 0.050 ms |
gcc | 0.014 ms | 2 | avg: 0.320 ms | max: 0.627 ms |
gcc | 0.000 ms | 2 | avg: 0.185 ms | max: 0.369 ms |
...
-----------------------------------------------------------------------------------
TOTAL: | 21.316 ms | 63 |
---------------------------------------------
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/builtin-sched.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c index c382f53..727cc5b 100644 --- a/tools/perf/builtin-sched.c +++ b/tools/perf/builtin-sched.c @@ -1087,6 +1087,9 @@ static struct trace_sched_handler lat_ops = { .fork_event = latency_fork_event, }; +static u64 all_runtime; +static u64 all_count; + static void output_lat_thread(struct thread_latency *lat) { struct lat_snapshot *shot; @@ -1111,6 +1114,9 @@ static void output_lat_thread(struct thread_latency *lat) total += delta; } + all_runtime += total_runtime; + all_count += count; + if (!count) return; @@ -1133,7 +1139,7 @@ static void __cmd_lat(void) read_events(); printf("-----------------------------------------------------------------------------------\n"); - printf(" Task | runtime ms | switches | average delay ms | maximum delay ms |\n"); + printf(" Task | Runtime ms | Switches | Average delay ms | Maximum delay ms |\n"); printf("-----------------------------------------------------------------------------------\n"); next = rb_first(&lat_snapshot_root); @@ -1147,6 +1153,9 @@ static void __cmd_lat(void) } printf("-----------------------------------------------------------------------------------\n"); + printf(" TOTAL: |%9.3f ms |%9Ld |\n", + (double)all_runtime/1e9, all_count); + printf("---------------------------------------------\n"); } static struct trace_sched_handler *trace_handler; |