[lkml]   [2005]   [Nov]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH] dequeue a huge page near to this node
On Thu, 2005-11-10 at 15:27 -0800, Christoph Lameter wrote:
> The following patch changes the dequeueing to select a huge page near
> the node executing instead of always beginning to check for free
> nodes from node 0. This will result in a placement of the huge pages near
> the executing processor improving performance.
> The existing implementation can place the huge pages far away from
> the executing processor causing significant degradation of performance.
> The search starting from zero also means that the lower zones quickly
> run out of memory. Selecting a huge page near the process distributed the
> huge pages better.
> Signed-off-by: Christoph Lameter <>

I'll add my voice to the chorus of aye's.

Adam Litke - (agl at
IBM Linux Technology Center

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

 \ /
  Last update: 2005-11-11 15:22    [W:0.058 / U:1.428 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site