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authorNamhyung Kim <namhyung@kernel.org>2016-12-22 07:03:48 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2016-12-22 20:35:45 +0100
commit9b8087d72086b249ff744cee237ad12cc5e9255d (patch)
tree68287be604359dad6f3dd82758ed396a5262fa0b /tools
parentperf sched timehist: Honour 'comm_width' when aligning the headers (diff)
downloadlinux-9b8087d72086b249ff744cee237ad12cc5e9255d.tar.xz
linux-9b8087d72086b249ff744cee237ad12cc5e9255d.zip
perf sched timehist: Enlarge default 'comm_width'
Current default value is 20 but it's easily changed to a bigger value as task has a long name and different tid and pid. And it makes the output not aligned. So change it to have a large value as summary shows. Committer notes: Before: # perf sched record ^C # perf sched timehist <SNIP> 40602.770537 [0001] rcuos/2[29] 7.970 0.002 0.020 40602.771512 [0003] <idle> 0.003 0.000 0.986 40602.771586 [0001] <idle> 0.020 0.000 1.049 40602.771606 [0001] qemu-system-x86[3593/3510] 0.000 0.002 0.020 40602.771629 [0003] qemu-system-x86[3510] 0.000 0.003 0.116 40602.771776 [0000] <idle> 0.001 0.000 1.892 <SNIP> After: # perf sched timehist <SNIP> 40602.770537 [0001] rcuos/2[29] 7.970 0.002 0.020 40602.771512 [0003] <idle> 0.003 0.000 0.986 40602.771586 [0001] <idle> 0.020 0.000 1.049 40602.771606 [0001] qemu-system-x86[3593/3510] 0.000 0.002 0.020 40602.771629 [0003] qemu-system-x86[3510] 0.000 0.003 0.116 <SNIP> 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@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/20161222060350.17655-1-namhyung@kernel.org [ Split from a larger patch ] Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/builtin-sched.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 020f9c9cef7b..c65f16cbae62 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -1775,7 +1775,7 @@ static u64 perf_evsel__get_time(struct perf_evsel *evsel, u32 cpu)
return r->last_time[cpu];
}
-static int comm_width = 20;
+static int comm_width = 30;
static char *timehist_get_commstr(struct thread *thread)
{