lkml.org 
[lkml]   [2012]   [Mar]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC][PATCH 00/26] sched/numa
On Mon, Mar 19, 2012 at 02:39:31PM +0100, Peter Zijlstra wrote:
> On Mon, 2012-03-19 at 14:04 +0100, Andrea Arcangeli wrote:
> > In implementation terms the scheduler is simplified and it won't work
> > as well as it should with massive CPU overcommit. But I had to take
> > shortcuts to keep the complexity down to O(N) where N is the number of
> > CPUS
>
> Yeah I saw that, you essentially put a nr_cpus loop inside schedule(),
> obviously that's not going to ever happen.

lol Would be fun if such a simplification would still perform better
than your code :).

Yeah I'll try to fix that but it's massively complex and frankly
benchmarking wise it won't help much fixing that... so it's beyond the
end of my todo list.


\
 
 \ /
  Last update: 2012-03-19 15:25    [from the cache]
©2003-2011 Jasper Spaans