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| author |   Ingo Molnar <mingo@elte.hu> | 2007-08-23 15:18:02 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2007-08-23 15:18:02 +0200 |
| commit | 505c0efd58031923ae01deac16d896607cafa70e (patch) | |
| tree | cf7255575b341ed7ee2d3683a0378b7c3b167455 /kernel | |
| parent | sched: skip updating rq's next_balance under null SD (diff) | |
| download | linux-dev-505c0efd58031923ae01deac16d896607cafa70e.tar.xz linux-dev-505c0efd58031923ae01deac16d896607cafa70e.zip | |
sched: tweak the sched_runtime_limit tunable
Michael Gerdau reported reniced task CPU usage weirdnesses.
Such symptoms can be caused by limit underruns so double the
sched_runtime_limit.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/sched.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched.c b/kernel/sched.c index a4b22d93e00d..96e9b82246d2 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -4923,7 +4923,7 @@ static inline void sched_init_granularity(void) if (sysctl_sched_granularity > gran_limit) sysctl_sched_granularity = gran_limit; - sysctl_sched_runtime_limit = sysctl_sched_granularity * 4; + sysctl_sched_runtime_limit = sysctl_sched_granularity * 8; sysctl_sched_wakeup_granularity = sysctl_sched_granularity / 2; } |