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    Subject[PATCH 2/9] perf stat: Increase metric length to align outputs
    Date
    When perf stat is called with very detailed events, the output doesn't
    align well like below:

    $ sudo perf stat -a -ddd sleep 1

    Performance counter stats for 'system wide':

    8,020.23 msec cpu-clock # 7.997 CPUs utilized
    3,970 context-switches # 494.998 /sec
    169 cpu-migrations # 21.072 /sec
    586 page-faults # 73.065 /sec
    649,568,060 cycles # 0.081 GHz (30.42%)
    304,044,345 instructions # 0.47 insn per cycle (38.40%)
    60,313,022 branches # 7.520 M/sec (38.89%)
    2,766,919 branch-misses # 4.59% of all branches (39.26%)
    74,422,951 L1-dcache-loads # 9.279 M/sec (39.39%)
    8,025,568 L1-dcache-load-misses # 10.78% of all L1-dcache accesses (39.22%)
    3,314,995 LLC-loads # 413.329 K/sec (30.83%)
    1,225,619 LLC-load-misses # 36.97% of all LL-cache accesses (30.45%)
    <not supported> L1-icache-loads
    20,420,493 L1-icache-load-misses # 0.00% of all L1-icache accesses (30.29%)
    58,017,947 dTLB-loads # 7.234 M/sec (30.37%)
    704,677 dTLB-load-misses # 1.21% of all dTLB cache accesses (30.27%)
    234,225 iTLB-loads # 29.204 K/sec (30.29%)
    417,166 iTLB-load-misses # 178.10% of all iTLB cache accesses (30.32%)
    <not supported> L1-dcache-prefetches
    <not supported> L1-dcache-prefetch-misses

    1.002947355 seconds time elapsed

    Increase the METRIC_LEN by 3 so that it can align properly.

    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 ea41e6308c50..17d656566cd9 100644
    --- a/tools/perf/util/stat-display.c
    +++ b/tools/perf/util/stat-display.c
    @@ -218,7 +218,7 @@ struct outstate {
    struct evsel *evsel;
    };

    -#define METRIC_LEN 35
    +#define METRIC_LEN 38

    static void new_line_std(struct perf_stat_config *config __maybe_unused,
    void *ctx)
    --
    2.38.1.431.g37b22c650d-goog
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