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authorIngo Molnar <mingo@elte.hu>2007-10-15 17:00:13 +0200
committerIngo Molnar <mingo@elte.hu>2007-10-15 17:00:13 +0200
commit155bb293ae8387526e6e07d42b1691104e55d9a2 (patch)
treedefc638aae11c729d4ffe53b7a56d242bd54ff80 /kernel/sched_fair.c
parent1e819950660e6a811b549422ffb652273257e45e (diff)
downloadop-kernel-dev-155bb293ae8387526e6e07d42b1691104e55d9a2.zip
op-kernel-dev-155bb293ae8387526e6e07d42b1691104e55d9a2.tar.gz
sched: tweak wakeup granularity
tweak wakeup granularity. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched_fair.c')
-rw-r--r--kernel/sched_fair.c8
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:
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