Commit bfa88ea7 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'sched/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 

* 'sched/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  sched: Improve latencies under load by decreasing minimum scheduling granularity
parents 1d91686a 0bf377bb

kernel/sched_fair.c

+3 −3
Original line number Diff line number Diff line
@@ -54,13 +54,13 @@ enum sched_tunable_scaling sysctl_sched_tunable_scaling 
 * Minimal preemption granularity for CPU-bound tasks:

 * (default: 2 msec * (1 + ilog(ncpus)), units: nanoseconds)

 */

unsigned int sysctl_sched_min_granularity = 2000000ULL;

unsigned int normalized_sysctl_sched_min_granularity = 2000000ULL;

unsigned int sysctl_sched_min_granularity = 750000ULL;

unsigned int normalized_sysctl_sched_min_granularity = 750000ULL;



/*

 * is kept at sysctl_sched_latency / sysctl_sched_min_granularity

 */

static unsigned int sched_nr_latency = 3;

static unsigned int sched_nr_latency = 8;



/*

 * After fork, child runs first. If set to 0 (default) then