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authorPekka Enberg <penberg@kernel.org>2013-11-13 16:21:48 +0400
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-11-14 22:59:20 +0400
commit27a778b512e002d856952b4f01842ba4d34bc3d1 (patch)
tree057870c1e945c093d54e085bd18634d4a3fb14aa /tools
parente310718d0e83aeb9969264dc577c45db16d9104d (diff)
downloadlinux-27a778b512e002d856952b4f01842ba4d34bc3d1.tar.xz
perf trace: Tweak summary output
Tweak the summary output as suggested by Ingo Molnar: [penberg@localhost ~]$ perf trace -a --duration 10000 --summary -- sleep 1 ^C Summary of events: Xorg (817), 148 events, 0.0%, 0.000 msec syscall calls min avg max stddev (msec) (msec) (msec) (%) --------------- -------- --------- --------- --------- ------ read 7 0.002 0.004 0.011 32.00% rt_sigprocmask 40 0.001 0.001 0.002 1.31% ioctl 6 0.002 0.003 0.005 19.45% writev 7 0.004 0.018 0.059 43.76% select 9 0.000 74.513 507.869 74.61% setitimer 4 0.001 0.002 0.002 10.08% Suggested-by: Ingo Molnar <mingo@kernel.org> Signed-off-by: Pekka Enberg <penberg@kernel.org> Acked-by: Ingo Molnar <mingo@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@redhat.com> Link: http://lkml.kernel.org/r/1384345308-24404-1-git-send-email-penberg@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/builtin-trace.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 6b230af940e2..8be17fc462ba 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -2112,9 +2112,9 @@ static size_t thread__dump_stats(struct thread_trace *ttrace,
printed += fprintf(fp, "\n");
- printed += fprintf(fp, " msec/call\n");
- printed += fprintf(fp, " syscall calls min avg max stddev\n");
- printed += fprintf(fp, " --------------- -------- -------- -------- -------- ------\n");
+ printed += fprintf(fp, " syscall calls min avg max stddev\n");
+ printed += fprintf(fp, " (msec) (msec) (msec) (%%)\n");
+ printed += fprintf(fp, " --------------- -------- --------- --------- --------- ------\n");
/* each int_node is a syscall */
while (inode) {
@@ -2131,9 +2131,9 @@ static size_t thread__dump_stats(struct thread_trace *ttrace,
sc = &trace->syscalls.table[inode->i];
printed += fprintf(fp, " %-15s", sc->name);
- printed += fprintf(fp, " %8" PRIu64 " %8.3f %8.3f",
+ printed += fprintf(fp, " %8" PRIu64 " %9.3f %9.3f",
n, min, avg);
- printed += fprintf(fp, " %8.3f %6.2f\n", max, pct);
+ printed += fprintf(fp, " %9.3f %9.2f%%\n", max, pct);
}
inode = intlist__next(inode);