Messages in this thread | | | From | Andi Kleen <> | Subject | Re: [PATCH] Add support for deferrable timers (respun-Mar28) | Date | Thu, 29 Mar 2007 13:41:12 +0200 |
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> ondemand is the biggest offender and the patch below reduces the number of > interrupts by 50% or more (depending on HZ) on different test systems here.
Cool!
> Yes. There are quite a few other timers inside kernel that can be > migrated. I will use timer_stats and track others and send in the patches > soon.
Longer term it might make sense to even expose this as a option to user space. Maybe as a new timer in setitimer()? This might safe power with "wiggling desktop applets" too.
-Andi
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