Re: [PATCH] change global zonelist order on NUMA v2

On Thursday 26 April 2007 17:46:35 Christoph Lameter wrote:

> 
> It is not a good idea if node 0 has both DMA and NORMAL memory and normal 
> memory is a small fraction of node memory. In that case lots of 
> allocations get redirected to node 1.

Good point yes. On x86-64 you might even have ZONE_DMA on node 0/1 and NORMAL
only on 3. I guess this needs to be detected somehow.

-Andi


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• References:
  • [PATCH] change global zonelist order on NUMA v2
    • From: KAMEZAWA Hiroyuki <[email protected]>
  • Re: [PATCH] change global zonelist order on NUMA v2
    • From: Andi Kleen <[email protected]>
  • Re: [PATCH] change global zonelist order on NUMA v2
    • From: Christoph Lameter <[email protected]>

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