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| author | Namhyung Kim <namhyung@kernel.org> | 2015-03-23 09:30:40 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-03-24 18:07:06 +0300 |
| commit | 77cfe388767572586b7d4fd533c38f902d020f17 (patch) | |
| tree | 4c784994476f5e03775a3d63a373458b06546fe0 /tools | |
| parent | 929a6bb71aa5ae6cb15b4b42ab7ac183ee286a1a (diff) | |
| download | linux-77cfe388767572586b7d4fd533c38f902d020f17.tar.xz | |
perf kmem: Print big numbers using thousands' group
Like perf stat, this makes easy to read the numbers on stat like below:
# perf kmem stat
SUMMARY
=======
Total bytes requested: 9,770,900
Total bytes allocated: 9,782,712
Total bytes wasted on internal fragmentation: 11,812
Internal fragmentation: 0.120744%
Cross CPU allocations: 74/152,819
Suggested-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Joonsoo Kim <js1304@gmail.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1427092244-22764-2-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/builtin-kmem.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c index 8c85aeb3327a..64d3623d45a0 100644 --- a/tools/perf/builtin-kmem.c +++ b/tools/perf/builtin-kmem.c @@ -20,6 +20,7 @@ #include <linux/rbtree.h> #include <linux/string.h> +#include <locale.h> struct alloc_stat; typedef int (*sort_fn_t)(struct alloc_stat *, struct alloc_stat *); @@ -325,13 +326,13 @@ static void __print_result(struct rb_root *root, struct perf_session *session, static void print_summary(void) { printf("\nSUMMARY\n=======\n"); - printf("Total bytes requested: %lu\n", total_requested); - printf("Total bytes allocated: %lu\n", total_allocated); - printf("Total bytes wasted on internal fragmentation: %lu\n", + printf("Total bytes requested: %'lu\n", total_requested); + printf("Total bytes allocated: %'lu\n", total_allocated); + printf("Total bytes wasted on internal fragmentation: %'lu\n", total_allocated - total_requested); printf("Internal fragmentation: %f%%\n", fragmentation(total_requested, total_allocated)); - printf("Cross CPU allocations: %lu/%lu\n", nr_cross_allocs, nr_allocs); + printf("Cross CPU allocations: %'lu/%'lu\n", nr_cross_allocs, nr_allocs); } static void print_result(struct perf_session *session) @@ -706,6 +707,8 @@ int cmd_kmem(int argc, const char **argv, const char *prefix __maybe_unused) symbol__init(&session->header.env); if (!strcmp(argv[0], "stat")) { + setlocale(LC_ALL, ""); + if (cpu__setup_cpunode_map()) goto out_delete; |