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Commit 939fd731 authored by Kamalesh Babulal's avatar Kamalesh Babulal Committed by Ingo Molnar
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sched/debug: Add load-tracking statistics to task 



At present we print per-entity load-tracking statistics for
cfs_rq of cgroups/runqueues. Given that per task statistics
is maintained, it can be used to know the contribution made
by the task to its parenting cfs_rq level.

This patch adds per-task load-tracking statistics to /proc/<PID>/sched.

Signed-off-by: default avatarKamalesh Babulal <kamalesh@linux.vnet.ibm.com>
Signed-off-by: default avatarPeter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20130625080336.GA20175@linux.vnet.ibm.com


Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent a9dc5d0e

kernel/sched/debug.c

+6 −0
Original line number Diff line number Diff line
@@ -566,6 +566,12 @@ void proc_sched_show_task(struct task_struct *p, struct seq_file *m) 
		   "nr_involuntary_switches", (long long)p->nivcsw);



	P(se.load.weight);

#if defined(CONFIG_SMP) && defined(CONFIG_FAIR_GROUP_SCHED)

	P(se.avg.runnable_avg_sum);

	P(se.avg.runnable_avg_period);

	P(se.avg.load_avg_contrib);

	P(se.avg.decay_count);

#endif

	P(policy);

	P(prio);

#undef PN