[lkml]   [2012]   [Aug]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH v7 1/4] mm: introduce compaction and migration for virtio ballooned pages
On Fri, Aug 10, 2012 at 02:55:14PM -0300, Rafael Aquini wrote:
> Memory fragmentation introduced by ballooning might reduce significantly
> the number of 2MB contiguous memory blocks that can be used within a guest,
> thus imposing performance penalties associated with the reduced number of
> transparent huge pages that could be used by the guest workload.
> This patch introduces the helper functions as well as the necessary changes
> to teach compaction and migration bits how to cope with pages which are
> part of a guest memory balloon, in order to make them movable by memory
> compaction procedures.
> Signed-off-by: Rafael Aquini <>
Reviewed-by: Minchan Kim <>

Kind regards,
Minchan Kim

 \ /
  Last update: 2012-08-13 01:42    [from the cache]
©2003-2014 Jasper Spaans. hosted at Digital Ocean