Re: Off topic: Numactl "distance" wrong

From: Yinghai Lu
Date: Fri Apr 03 2009 - 18:19:17 EST


On Fri, Apr 3, 2009 at 2:54 PM, David Rientjes <rientjes@xxxxxxxxxx> wrote:
> On Fri, 3 Apr 2009, Andi Kleen wrote:
>
>> That's the same really. Think about it. No SLIT on a NUMA system is a wrong
>> SLIT.
>>
>
> Unless each node really is symmetrically distant from each other node, in
> which case the distance is reported correctly as a result of the differing
> pxms.
>

when ACPI is used, first PXM show up in SRAT table will become node0...
so you already have node_to_pxm mapping.

YH
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