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* [PATCH] perf stat: Align the output for interval aggregation mode
@ 2020-02-18  7:16 Jin Yao
  2020-02-20 10:53 ` Jiri Olsa
  2020-04-04  8:42 ` [tip: perf/urgent] " tip-bot2 for Jin Yao
  0 siblings, 2 replies; 4+ messages in thread
From: Jin Yao @ 2020-02-18  7:16 UTC (permalink / raw)
  To: acme, jolsa, peterz, mingo, alexander.shishkin
  Cc: Linux-kernel, ak, kan.liang, yao.jin, Jin Yao

There is a slight misalignment in -A -I output.

For example,

 perf stat -e cpu/event=cpu-cycles/ -a -A -I 1000

 #           time CPU                    counts unit events
      1.000440863 CPU0               1,068,388      cpu/event=cpu-cycles/
      1.000440863 CPU1                 875,954      cpu/event=cpu-cycles/
      1.000440863 CPU2               3,072,538      cpu/event=cpu-cycles/
      1.000440863 CPU3               4,026,870      cpu/event=cpu-cycles/
      1.000440863 CPU4               5,919,630      cpu/event=cpu-cycles/
      1.000440863 CPU5               2,714,260      cpu/event=cpu-cycles/
      1.000440863 CPU6               2,219,240      cpu/event=cpu-cycles/
      1.000440863 CPU7               1,299,232      cpu/event=cpu-cycles/

The value of counts is not aligned with the column "counts" and
the event name is not aligned with the column "events".

With this patch, the output is,

 perf stat -e cpu/event=cpu-cycles/ -a -A -I 1000

 #           time CPU                    counts unit events
      1.000423009 CPU0                  997,421      cpu/event=cpu-cycles/
      1.000423009 CPU1                1,422,042      cpu/event=cpu-cycles/
      1.000423009 CPU2                  484,651      cpu/event=cpu-cycles/
      1.000423009 CPU3                  525,791      cpu/event=cpu-cycles/
      1.000423009 CPU4                1,370,100      cpu/event=cpu-cycles/
      1.000423009 CPU5                  442,072      cpu/event=cpu-cycles/
      1.000423009 CPU6                  205,643      cpu/event=cpu-cycles/
      1.000423009 CPU7                1,302,250      cpu/event=cpu-cycles/

Now output is aligned.

Signed-off-by: Jin Yao <yao.jin@linux.intel.com>
---
 tools/perf/util/stat-display.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c
index bc31fccc0057..95b29c9cba36 100644
--- a/tools/perf/util/stat-display.c
+++ b/tools/perf/util/stat-display.c
@@ -114,11 +114,11 @@ static void aggr_printout(struct perf_stat_config *config,
 			fprintf(config->output, "S%d-D%d-C%*d%s",
 				cpu_map__id_to_socket(id),
 				cpu_map__id_to_die(id),
-				config->csv_output ? 0 : -5,
+				config->csv_output ? 0 : -3,
 				cpu_map__id_to_cpu(id), config->csv_sep);
 		} else {
-			fprintf(config->output, "CPU%*d%s ",
-				config->csv_output ? 0 : -5,
+			fprintf(config->output, "CPU%*d%s",
+				config->csv_output ? 0 : -7,
 				evsel__cpus(evsel)->map[id],
 				config->csv_sep);
 		}
-- 
2.17.1


^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2020-04-04  8:43 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2020-02-18  7:16 [PATCH] perf stat: Align the output for interval aggregation mode Jin Yao
2020-02-20 10:53 ` Jiri Olsa
2020-03-18 19:00   ` Arnaldo Carvalho de Melo
2020-04-04  8:42 ` [tip: perf/urgent] " tip-bot2 for Jin Yao

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