Messages in this thread Patch in this message | | | From | Namhyung Kim <> | Subject | [PATCH 1/2] perf stat: Adjust print unit | Date | Mon, 6 Feb 2012 16:44:44 +0900 |
| |
The default 'M/sec' unit is not useful if the result is small enough. Adjust it dynamically according to the value.
Signed-off-by: Namhyung Kim <namhyung.kim@lge.com> --- tools/perf/builtin-stat.c | 8 +++++++- 1 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 459b8620a5d9..32d930eb754e 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -844,12 +844,18 @@ static void abs_printout(int cpu, struct perf_evsel *evsel, double avg) fprintf(output, " # %8.3f GHz ", ratio); } else if (runtime_nsecs_stats[cpu].n != 0) { + char unit = 'M'; + total = avg_stats(&runtime_nsecs_stats[cpu]); if (total) ratio = 1000.0 * avg / total; + if (ratio < 0.001) { + ratio *= 1000; + unit = 'K'; + } - fprintf(output, " # %8.3f M/sec ", ratio); + fprintf(output, " # %8.3f %c/sec ", ratio, unit); } else { fprintf(output, " "); } -- 1.7.9
| |