[lkml]   [1999]   [Apr]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH] small scheduling optimization
On Tue, 13 Apr 1999, Ingo Molnar wrote:
> On Tue, 13 Apr 1999, Rik van Riel wrote:
> > A nice +19 process only has a timeslice of 10 (20 if it's
> > alone) milliseconds. That will give 50 reschedules and a
> (right.)
> > lot of cache corruption per second...
> what cache-corruption do you mean?

Well, if the schedule() function and the whole code
path associated with it can be avoided, that will
avoid a little bit of overhead on a memory bandwidth
poor machine. Besides, isn't it a Good Thing(tm) to
avoid the last bit of overhead when possible? :)

Rik -- Open Source: you deserve to be in control of your data.
| Le Reseau netwerksystemen BV: |
| Linux Memory Management site: |
| Nederlandse Linux documentatie: |

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:51    [from the cache]
©2003-2014 Jasper Spaans. hosted at Digital Ocean