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Re: Booting the kernel on very large NUMA systems



On 01/09/2014 05:53 PM, John Paul Adrian Glaubitz wrote:
> Ok, it's not an hardware issue. The SLES kernel (3.0 something) works
> just fine:
> 
> [   26.877781] Brought up 1024 CPUs
> [   26.881876] Total of 1024 processors activated (4642849.30 BogoMIPS).

The SLES and RHEL kernels have CONFIG_X86_UV enabled to support the APIC
configuration of the SGI Altix UV1000. Debian doesn't which explains it
fails to boot more than one physical CPU.

I'll have to roll my own kernel or use the one from SuSE or Red Hat.

Adrian

-- 
 .''`.  John Paul Adrian Glaubitz
: :' :  Debian Developer - glaubitz@debian.org
`. `'   Freie Universitaet Berlin - glaubitz@physik.fu-berlin.de
  `-    GPG: 62FF 8A75 84E0 2956 9546  0006 7426 3B37 F5B5 F913

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