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Message-ID: <tip-d9340c1db3f52460a8335eeb127a2728c5bba6ce@git.kernel.org>
Date: Tue, 15 Sep 2009 09:32:37 GMT
From: tip-bot for Ingo Molnar <mingo@...e.hu>
To: linux-tip-commits@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, acme@...hat.com, paulus@...ba.org,
hpa@...or.com, mingo@...hat.com, a.p.zijlstra@...llo.nl,
efault@....de, fweisbec@...il.com, tglx@...utronix.de,
mingo@...e.hu
Subject: [tip:perfcounters/core] perf sched: Display time in milliseconds, reorganize output
Commit-ID: d9340c1db3f52460a8335eeb127a2728c5bba6ce
Gitweb: http://git.kernel.org/tip/d9340c1db3f52460a8335eeb127a2728c5bba6ce
Author: Ingo Molnar <mingo@...e.hu>
AuthorDate: Sat, 12 Sep 2009 10:08:34 +0200
Committer: Ingo Molnar <mingo@...e.hu>
CommitDate: Sun, 13 Sep 2009 10:22:44 +0200
perf sched: Display time in milliseconds, reorganize output
After:
-----------------------------------------------------------------------------------
Task | runtime ms | switches | average delay ms | maximum delay ms |
-----------------------------------------------------------------------------------
migration/0 | 0.000 ms | 1 | avg: 0.047 ms | max: 0.047 ms |
ksoftirqd/0 | 0.000 ms | 1 | avg: 0.039 ms | max: 0.039 ms |
migration/1 | 0.000 ms | 3 | avg: 0.013 ms | max: 0.016 ms |
migration/3 | 0.000 ms | 2 | avg: 0.003 ms | max: 0.004 ms |
migration/4 | 0.000 ms | 1 | avg: 0.022 ms | max: 0.022 ms |
distccd | 0.000 ms | 1 | avg: 0.004 ms | max: 0.004 ms |
distccd | 0.000 ms | 1 | avg: 0.014 ms | max: 0.014 ms |
distccd | 0.000 ms | 2 | avg: 0.000 ms | max: 0.000 ms |
distccd | 0.000 ms | 2 | avg: 0.012 ms | max: 0.019 ms |
distccd | 0.000 ms | 1 | avg: 0.002 ms | max: 0.002 ms |
as | 0.000 ms | 2 | avg: 0.019 ms | max: 0.019 ms |
as | 0.000 ms | 3 | avg: 0.015 ms | max: 0.017 ms |
as | 0.000 ms | 1 | avg: 0.009 ms | max: 0.009 ms |
perf | 0.000 ms | 1 | avg: 0.001 ms | max: 0.001 ms |
gcc | 0.000 ms | 1 | avg: 0.021 ms | max: 0.021 ms |
run-mozilla.sh | 0.000 ms | 2 | avg: 0.010 ms | max: 0.017 ms |
mozilla-plugin- | 0.000 ms | 1 | avg: 0.006 ms | max: 0.006 ms |
gcc | 0.000 ms | 2 | avg: 0.013 ms | max: 0.013 ms |
-----------------------------------------------------------------------------------
(The runtime ms column is not filled in yet.)
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Mike Galbraith <efault@....de>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@...e.hu>
---
tools/perf/builtin-sched.c | 17 +++++++++--------
tools/perf/util/trace-event-read.c | 6 ++++--
2 files changed, 13 insertions(+), 10 deletions(-)
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 84699cf..a084c28 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -1096,14 +1096,15 @@ static void output_lat_thread(struct thread_latency *lat)
if (!count)
return;
- ret = printf("%s", lat->thread->comm);
+ ret = printf(" %s ", lat->thread->comm);
- for (i = 0; i < 25 - ret; i++)
+ for (i = 0; i < 19 - ret; i++)
printf(" ");
avg = total / count;
- printf("%5d %10llu %10llu %10llu\n", count, total, avg, max);
+ printf("|%9.3f ms |%9d | avg:%9.3f ms | max:%9.3f ms |\n",
+ 0.0, count, (double)avg/1e9, (double)max/1e9);
}
static void __cmd_lat(void)
@@ -1113,11 +1114,9 @@ static void __cmd_lat(void)
setup_pager();
read_events();
- printf(" Tasks");
- printf(" count");
- printf(" total");
- printf(" avg");
- printf(" max\n\n");
+ printf("-----------------------------------------------------------------------------------\n");
+ printf(" Task | runtime ms | switches | average delay ms | maximum delay ms |\n");
+ printf("-----------------------------------------------------------------------------------\n");
next = rb_first(&lat_snapshot_root);
@@ -1128,6 +1127,8 @@ static void __cmd_lat(void)
output_lat_thread(lat);
next = rb_next(next);
}
+
+ printf("-----------------------------------------------------------------------------------\n");
}
static struct trace_sched_handler *trace_handler;
diff --git a/tools/perf/util/trace-event-read.c b/tools/perf/util/trace-event-read.c
index a1217a1..1b5c847 100644
--- a/tools/perf/util/trace-event-read.c
+++ b/tools/perf/util/trace-event-read.c
@@ -458,12 +458,13 @@ struct record *trace_read_data(int cpu)
return data;
}
-void trace_report (void)
+void trace_report(void)
{
const char *input_file = "trace.info";
char buf[BUFSIZ];
char test[] = { 23, 8, 68 };
char *version;
+ int show_version = 0;
int show_funcs = 0;
int show_printk = 0;
@@ -480,7 +481,8 @@ void trace_report (void)
die("not a trace file (missing tracing)");
version = read_string();
- printf("version = %s\n", version);
+ if (show_version)
+ printf("version = %s\n", version);
free(version);
read_or_die(buf, 1);
--
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