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Subject[PATCH 09/19] perf stat: Align cgroup names
Date
We don't know how long cgroup name is, but at least we can align short
ones like below.

$ perf stat -a --for-each-cgroup system.slice,user.slice true

Performance counter stats for 'system wide':

0.13 msec cpu-clock system.slice # 0.010 CPUs utilized
4 context-switches system.slice # 31.989 K/sec
1 cpu-migrations system.slice # 7.997 K/sec
0 page-faults system.slice # 0.000 /sec
450,673 cycles system.slice # 3.604 GHz (92.41%)
161,216 instructions system.slice # 0.36 insn per cycle (92.41%)
32,678 branches system.slice # 261.332 M/sec (92.41%)
2,628 branch-misses system.slice # 8.04% of all branches (92.41%)
14.29 msec cpu-clock user.slice # 1.163 CPUs utilized
35 context-switches user.slice # 2.449 K/sec
12 cpu-migrations user.slice # 839.691 /sec
57 page-faults user.slice # 3.989 K/sec
49,683,026 cycles user.slice # 3.477 GHz (99.38%)
110,790,266 instructions user.slice # 2.23 insn per cycle (99.38%)
24,552,255 branches user.slice # 1.718 G/sec (99.38%)
127,779 branch-misses user.slice # 0.52% of all branches (99.38%)

0.012289431 seconds time elapsed

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
---
tools/perf/util/stat-display.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c
index bf3f2f9d5dee..e66f766a3d78 100644
--- a/tools/perf/util/stat-display.c
+++ b/tools/perf/util/stat-display.c
@@ -116,7 +116,7 @@ static void print_noise(struct perf_stat_config *config,

static void print_cgroup_std(struct perf_stat_config *config, const char *cgrp_name)
{
- fprintf(config->output, " %s", cgrp_name);
+ fprintf(config->output, " %-16s", cgrp_name);
}

static void print_cgroup_csv(struct perf_stat_config *config, const char *cgrp_name)
--
2.38.1.493.g58b659f92b-goog
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