diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 989936df6..f796a3522 100755
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -132,7 +132,7 @@ int __weak arch_asym_cpu_priority(int cpu)
  *
  * (default: 5 msec, units: microseconds)
  */
-unsigned int sysctl_sched_cfs_bandwidth_slice		= 5000UL;
+unsigned int sysctl_sched_cfs_bandwidth_slice		= 4000UL;
 #endif
 
 static inline void update_load_add(struct load_weight *lw, unsigned long inc)