[lkml]   [2009]   [Aug]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
On Fri, 28 Aug 2009, Thomas Gleixner wrote:

> Right, and I think we can get there. The timer can be eliminated with
> some work. Faults shouldn't happen on that CPU and all other
> interrupts can be kept away with proper affinity settings. Softirqs
> should not happen on such a CPU either as there is neither a hardirq
> nor a user space task triggering them. Same applies for timers. So
> there are some remaining issues like IPIs, but I'm pretty sure that
> they can be tamed to zero as well.

There are various timer generated thingies like vm statistics, slab queue
management and device specific things that run on each processor.

 \ /
  Last update: 2009-08-28 22:13    [W:0.109 / U:4.268 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site