diff options
author | Namhyung Kim <[email protected]> | 2022-11-23 10:01:56 -0800 |
---|---|---|
committer | Arnaldo Carvalho de Melo <[email protected]> | 2022-11-24 09:36:22 -0300 |
commit | 8e55ae24c08fd5bf39b632df72122a7c2591c03c (patch) | |
tree | 616bd711ac8337817b64df58cc33610100671d0e | |
parent | 6d74ed369d4342bb7d4fecbc1cde6061b5bb5604 (diff) |
perf stat: Do not align time prefix in CSV output
We don't care about the alignment in the CSV output as it's intended for machine
processing. Let's get rid of it to make the output more compact.
Before:
# perf stat -a --summary -I 1 -x, true
0.001149309,219.20,msec,cpu-clock,219322251,100.00,219.200,CPUs utilized
0.001149309,144,,context-switches,219241902,100.00,656.935,/sec
0.001149309,38,,cpu-migrations,219173705,100.00,173.358,/sec
0.001149309,61,,page-faults,219093635,100.00,278.285,/sec
0.001149309,10679310,,cycles,218746228,100.00,0.049,GHz
0.001149309,6288296,,instructions,218589869,100.00,0.59,insn per cycle
0.001149309,1386904,,branches,218428851,100.00,6.327,M/sec
0.001149309,56863,,branch-misses,218219951,100.00,4.10,of all branches
summary,219.20,msec,cpu-clock,219322251,100.00,20.025,CPUs utilized
summary,144,,context-switches,219241902,100.00,656.935,/sec
summary,38,,cpu-migrations,219173705,100.00,173.358,/sec
summary,61,,page-faults,219093635,100.00,278.285,/sec
summary,10679310,,cycles,218746228,100.00,0.049,GHz
summary,6288296,,instructions,218589869,100.00,0.59,insn per cycle
summary,1386904,,branches,218428851,100.00,6.327,M/sec
summary,56863,,branch-misses,218219951,100.00,4.10,of all branches
After:
0.001148449,224.75,msec,cpu-clock,224870589,100.00,224.747,CPUs utilized
0.001148449,176,,context-switches,224775564,100.00,783.103,/sec
0.001148449,38,,cpu-migrations,224707428,100.00,169.079,/sec
0.001148449,61,,page-faults,224629326,100.00,271.416,/sec
0.001148449,12172071,,cycles,224266368,100.00,0.054,GHz
0.001148449,6901907,,instructions,224108764,100.00,0.57,insn per cycle
0.001148449,1515655,,branches,223946693,100.00,6.744,M/sec
0.001148449,70027,,branch-misses,223735385,100.00,4.62,of all branches
summary,224.75,msec,cpu-clock,224870589,100.00,21.066,CPUs utilized
summary,176,,context-switches,224775564,100.00,783.103,/sec
summary,38,,cpu-migrations,224707428,100.00,169.079,/sec
summary,61,,page-faults,224629326,100.00,271.416,/sec
summary,12172071,,cycles,224266368,100.00,0.054,GHz
summary,6901907,,instructions,224108764,100.00,0.57,insn per cycle
summary,1515655,,branches,223946693,100.00,6.744,M/sec
summary,70027,,branch-misses,223735385,100.00,4.62,of all branches
Signed-off-by: Namhyung Kim <[email protected]>
Acked-by: Ian Rogers <[email protected]>
Cc: Adrian Hunter <[email protected]>
Cc: Athira Jajeev <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: James Clark <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Kan Liang <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Xing Zhengjun <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
-rw-r--r-- | tools/perf/util/stat-display.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c index d86f2f8e020d..15c88b9b5aa3 100644 --- a/tools/perf/util/stat-display.c +++ b/tools/perf/util/stat-display.c @@ -828,7 +828,7 @@ static void print_counter_aggrdata(struct perf_stat_config *config, fprintf(output, "%s", prefix); else if (config->summary && config->csv_output && !config->no_csv_summary && !config->interval) - fprintf(output, "%16s%s", "summary", config->csv_sep); + fprintf(output, "%s%s", "summary", config->csv_sep); } uval = val * counter->scale; @@ -1078,9 +1078,12 @@ static void prepare_interval(struct perf_stat_config *config, if (config->iostat_run) return; - if (!config->json_output) - sprintf(prefix, "%6lu.%09lu%s", (unsigned long) ts->tv_sec, + if (config->csv_output) + sprintf(prefix, "%lu.%09lu%s", (unsigned long) ts->tv_sec, ts->tv_nsec, config->csv_sep); + else if (!config->json_output) + sprintf(prefix, "%6lu.%09lu ", (unsigned long) ts->tv_sec, + ts->tv_nsec); else if (!config->metric_only) sprintf(prefix, "{\"interval\" : %lu.%09lu, ", (unsigned long) ts->tv_sec, ts->tv_nsec); |