Set default HZ to 1000 which is what most desktop users should still be using. -ck --- kernel/Kconfig.hz | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: linux-3.3-ck1/kernel/Kconfig.hz =================================================================== --- linux-3.3-ck1.orig/kernel/Kconfig.hz 2012-03-24 19:18:56.515872800 +1100 +++ linux-3.3-ck1/kernel/Kconfig.hz 2012-03-24 19:30:30.645953721 +1100 @@ -4,7 +4,7 @@ choice prompt "Timer frequency" - default HZ_250 + default HZ_1000 help Allows the configuration of the timer frequency. It is customary to have the timer interrupt run at 1000 Hz but 100 Hz may be more