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| author | Ingo Molnar <mingo@elte.hu> | 2007-10-15 17:00:13 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2007-10-15 17:00:13 +0200 |
| commit | 155bb293ae8387526e6e07d42b1691104e55d9a2 (patch) | |
| tree | defc638aae11c729d4ffe53b7a56d242bd54ff80 /kernel | |
| parent | 1e819950660e6a811b549422ffb652273257e45e (diff) | |
| download | kernel_samsung_espresso10-155bb293ae8387526e6e07d42b1691104e55d9a2.zip kernel_samsung_espresso10-155bb293ae8387526e6e07d42b1691104e55d9a2.tar.gz kernel_samsung_espresso10-155bb293ae8387526e6e07d42b1691104e55d9a2.tar.bz2 | |
sched: tweak wakeup granularity
tweak wakeup granularity.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/sched_fair.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c index fa78686..0856701 100644 --- a/kernel/sched_fair.c +++ b/kernel/sched_fair.c @@ -58,23 +58,23 @@ unsigned int __read_mostly sysctl_sched_compat_yield; /* * SCHED_BATCH wake-up granularity. - * (default: 25 msec, units: nanoseconds) + * (default: 10 msec, units: nanoseconds) * * This option delays the preemption effects of decoupled workloads * and reduces their over-scheduling. Synchronous workloads will still * have immediate wakeup/sleep latencies. */ -const_debug unsigned int sysctl_sched_batch_wakeup_granularity = 25000000UL; +const_debug unsigned int sysctl_sched_batch_wakeup_granularity = 10000000UL; /* * SCHED_OTHER wake-up granularity. - * (default: 1 msec, units: nanoseconds) + * (default: 10 msec, units: nanoseconds) * * This option delays the preemption effects of decoupled workloads * and reduces their over-scheduling. Synchronous workloads will still * have immediate wakeup/sleep latencies. */ -const_debug unsigned int sysctl_sched_wakeup_granularity = 2000000UL; +const_debug unsigned int sysctl_sched_wakeup_granularity = 10000000UL; /************************************************************** * CFS operations on generic schedulable entities: |