blocked_load_avg sometime is too heavy and far bigger than runnable load
avg. that make balance make wrong decision. So better don't consider it.
Signed-off-by: Alex Shi <alex....@intel.com>
---
kernel/sched/fair.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 91e60ac..75c200c 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -1339,7 +1339,7 @@ static inline void __update_cfs_rq_tg_load_contrib(struct
cfs_rq *cfs_rq,
struct task_group *tg = cfs_rq->tg;
s64 tg_contrib;
- tg_contrib = cfs_rq->runnable_load_avg + cfs_rq->blocked_load_avg;
+ tg_contrib = cfs_rq->runnable_load_avg;
tg_contrib -= cfs_rq->tg_load_contrib;
if (force_update || abs64(tg_contrib) > cfs_rq->tg_load_contrib / 8) {
--
1.7.5.4
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
