lkml.org 
[lkml]   [2012]   [Dec]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] mm: add node physical memory range to sysfs
On 12/12/2012 05:18 PM, Davidlohr Bueso wrote:
> On Fri, 2012-12-07 at 16:17 -0800, Dave Hansen wrote:
>> Seems like the better way to do this would be to expose the DIMMs
>> themselves in some way, and then map _those_ back to a node.
>
> Good point, and from a DIMM perspective, I agree, and will look into
> this. However, IMHO, having the range of physical addresses for every
> node still provides valuable information, from a NUMA point of view. For
> example, dealing with node related e820 mappings.

But if we went and did it per-DIMM (showing which physical addresses and
NUMA nodes a DIMM maps to), wouldn't that be redundant with this
proposed interface?

How do you plan to use this in practice, btw?



\
 
 \ /
  Last update: 2012-12-13 03:01    [W:0.074 / U:0.008 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site