perf sched: Output runtime and context switch totals (3e304147) · Commits · 戴 / test

After: ----------------------------------------------------------------------------------- Task | Runtime ms | Switches | Average delay ms | Maximum delay ms | ----------------------------------------------------------------------------------- make | 0.678 ms | 13 | avg: 0.018 ms | max: 0.050 ms | gcc | 0.014 ms | 2 | avg: 0.320 ms | max: 0.627 ms | gcc | 0.000 ms | 2 | avg: 0.185 ms | max: 0.369 ms | ... ----------------------------------------------------------------------------------- TOTAL: | 21.316 ms | 63 | --------------------------------------------- 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>

tools/perf/builtin-sched.c

+10 −1

Original line number	Diff line number	Diff line
		@@ -1087,6 +1087,9 @@ static struct trace_sched_handler lat_ops = {
		.fork_event = latency_fork_event,
		};

		static u64 all_runtime;
		static u64 all_count;

		static void output_lat_thread(struct thread_latency *lat)
		{
		struct lat_snapshot *shot;
		@@ -1111,6 +1114,9 @@ static void output_lat_thread(struct thread_latency *lat)
		total += delta;
		}

		all_runtime += total_runtime;
		all_count += count;

		if (!count)
		return;

		@@ -1133,7 +1139,7 @@ static void __cmd_lat(void)
		read_events();

		printf("-----------------------------------------------------------------------------------\n");
		printf(" Task \| runtime ms \| switches \| average delay ms \| maximum delay ms \|\n");
		printf(" Task \| Runtime ms \| Switches \| Average delay ms \| Maximum delay ms \|\n");
		printf("-----------------------------------------------------------------------------------\n");

		next = rb_first(&lat_snapshot_root);
		@@ -1147,6 +1153,9 @@ static void __cmd_lat(void)
		}

		printf("-----------------------------------------------------------------------------------\n");
		printf(" TOTAL: \|%9.3f ms \|%9Ld \|\n",
		(double)all_runtime/1e9, all_count);
		printf("---------------------------------------------\n");
		}

		static struct trace_sched_handler *trace_handler;

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