Re: [RFC 0/2] Delay initializing of large sections of memory

From: Yinghai Lu
Date: Fri Jun 21 2013 - 14:44:28 EST

On Fri, Jun 21, 2013 at 10:03 AM, H. Peter Anvin <hpa@xxxxxxxxx> wrote:
> On 06/21/2013 09:51 AM, Greg KH wrote:
> I suspect the cutoff for this should be a lot lower than 8 TB even, more
> like 128 GB or so. The only concern is to not set the cutoff so low
> that we can end up running out of memory or with suboptimal NUMA
> placement just because of this.

I would suggest another way:
only boot the system with boot node (include cpu, ram and pci root buses).
then after boot, could add other nodes.

or something like pxm_mask or node_mask to select boot nodes.


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