lkml.org 
[lkml]   [2012]   [Mar]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] mm: forbid lumpy-reclaim in shrink_active_list()
On 03/19/2012 04:05 PM, Hugh Dickins wrote:
> On Mon, 19 Mar 2012, Rik van Riel wrote:

>> It was done that way, because Mel explained to me that deactivating
>> a whole chunk of active pages at once is a desired feature that makes
>> it more likely that a whole contiguous chunk of pages will eventually
>> reach the end of the inactive list.
>
> I'm rather sceptical about this: is there a test which demonstrates
> a useful effect of that kind?

I am somewhat sceptical too, but since lumpy reclaim is
due to be removed anyway, I did not bother to investigate
its behaviour in any detail :)

--
All rights reversed


\
 
 \ /
  Last update: 2012-03-19 21:17    [W:0.069 / U:0.104 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site