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Re: [Xen-devel] Memory allocation in NUMA system


  • To: "Yang, Xiaowei" <xiaowei.yang@xxxxxxxxx>
  • From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
  • Date: Fri, 25 Jul 2008 13:56:48 +0100
  • Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
  • Delivery-date: Fri, 25 Jul 2008 05:58:09 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AcjuVeYXJKDbjFpJEd2P/QAX8io7RQ==
  • Thread-topic: [Xen-devel] Memory allocation in NUMA system

On 25/7/08 11:26, "Yang, Xiaowei" <xiaowei.yang@xxxxxxxxx> wrote:

>> Indeed the only reason we still have dma_bitsize is to break the
>> select-NUMA-node-first memory allocation search strategy. So tweaking the
>> dma_bitsize approach further to strike the correct NUMA-vs-DMA balance does
>> seem the right thing to do. Feel free to work up a patch.
>> 
>>  -- Keir
>> 
>> 
>> 
> How about this one?

Hmmm.. something like that. Let's wait until 3.4 development opens to get
this checked in.

 -- Keir



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