Messages in this thread | | | Subject | Re: [PATCH] dequeue a huge page near to this node | From | Adam Litke <> | Date | Fri, 11 Nov 2005 08:19:25 -0600 |
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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 <clameter@sgi.com>
I'll add my voice to the chorus of aye's.
-- Adam Litke - (agl at us.ibm.com) IBM Linux Technology Center
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