lkml.org 
[lkml]   [2013]   [Mar]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 03/10] mm: vmscan: Flatten kswapd priority loop
On Sun, Mar 17, 2013 at 07:36:22AM -0700, Andi Kleen wrote:
> Mel Gorman <mgorman@suse.de> writes:
> >
> > To avoid infinite looping for high-order allocation requests kswapd will
> > not reclaim for high-order allocations when it has reclaimed at least
> > twice the number of pages as the allocation request.
>
> Will this make higher order allocations fail earlier? Or does compaction
> still kick in early enough.
>

Compaction should still kick in early enough. The impact it might have
is that direct reclaim/compaction may be used more than it was in the
past.

--
Mel Gorman
SUSE Labs


\
 
 \ /
  Last update: 2013-03-17 16:41    [W:0.160 / U:2.896 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site