Kernel 64bit Crash/Hung

Hinnerk van Bruinehsen h.v.bruinehsen at
Tue Jan 27 03:37:01 EST 2015

On Tue, Jan 27, 2015 at 09:25:04AM +0100, Jan Niggemann wrote:
> Zitat von Anand Moon <moon.linux at>:
> >
> >
> > Show it has only 8 core of CPU. Why are you setting the CONFIG_NR_CPUS=64.
> > certainly it will have a issue in the kernel.
> Why would that lead to issues? AFAIK all it does is set the size of  
> the array which contains CPU data, setting it higher would only result  
> in some kilobytes of memory being used...

It is also the defined default in arch/x86/configs/x86_64_defconfig (on 3.18.3, but IIRC it's this way for quite a while).

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