diff options
| author | Kamalesh Babulal <kamalesh@linux.vnet.ibm.com> | 2013-06-25 13:33:36 +0530 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-06-27 10:07:46 +0200 |
| commit | 939fd731eb88a0cdd9058d0b0143563172a217d7 (patch) | |
| tree | 5207af4b258f42102260c0b3fbd76752d6e2f071 | |
| parent | a9dc5d0e33c677619e4b97a38c23db1a42857905 (diff) | |
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: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20130625080336.GA20175@linux.vnet.ibm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
| -rw-r--r-- | kernel/sched/debug.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c index d803989defc0..626320985366 100644 --- a/kernel/sched/debug.c +++ b/kernel/sched/debug.c @@ -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 |