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OpenCloudOS-Kernel
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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@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2009-09-12 10:08:34 +02:00
parent 46f392c97f
commit d9340c1db3
2 changed files with 13 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
tools/perf/builtin-sched.c
View File

@ -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;

6
tools/perf/util/trace-event-read.c
View File

@ -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);