diff options
| author | Vincent Guittot <vincent.guittot@linaro.org> | 2024-12-02 18:45:59 +0100 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2024-12-09 11:48:11 +0100 |
| commit | c2a295bffeaf9461ecba76dc9e4780c898c94f03 (patch) | |
| tree | 8a1f83d8d54da928dc28d183d4bf05d56f894764 /kernel/sched/debug.c | |
| parent | 7b8a702d943827130cc00ae36075eff5500f86f1 (diff) | |
sched/fair: Add new cfs_rq.h_nr_runnable
With delayed dequeued feature, a sleeping sched_entity remains queued in
the rq until its lag has elapsed. As a result, it stays also visible
in the statistics that are used to balance the system and in particular
the field cfs.h_nr_queued when the sched_entity is associated to a task.
Create a new h_nr_runnable that tracks only queued and runnable tasks.
Signed-off-by: Vincent Guittot <vincent.guittot@linaro.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Dietmar Eggemann <dietmar.eggemann@arm.com>
Link: https://lore.kernel.org/r/20241202174606.4074512-5-vincent.guittot@linaro.org
Diffstat (limited to 'kernel/sched/debug.c')
| -rw-r--r-- | kernel/sched/debug.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c index 08d6c2b7caa3..fd711cc4d44c 100644 --- a/kernel/sched/debug.c +++ b/kernel/sched/debug.c @@ -844,6 +844,7 @@ void print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq) spread = right_vruntime - left_vruntime; SEQ_printf(m, " .%-30s: %Ld.%06ld\n", "spread", SPLIT_NS(spread)); SEQ_printf(m, " .%-30s: %d\n", "nr_running", cfs_rq->nr_running); + SEQ_printf(m, " .%-30s: %d\n", "h_nr_runnable", cfs_rq->h_nr_runnable); SEQ_printf(m, " .%-30s: %d\n", "h_nr_queued", cfs_rq->h_nr_queued); SEQ_printf(m, " .%-30s: %d\n", "h_nr_delayed", cfs_rq->h_nr_delayed); SEQ_printf(m, " .%-30s: %d\n", "idle_nr_running", |