Disabling HyperThreading?

Hubert Tournier hubert at frbsd.org
Thu May 6 20:57:39 UTC 2010


Hello,


Hubert Tournier wrote:
> 
> I also see in the source code that the default is to enable HT cores:
> static int      hyperthreading_allowed = 1;
> 
> So i will test a custom kernel with this disabled.
> 

Well, it's not enough, i still have my 24 CPUs.

I'll give a try to John's way of disabling CPUs, hoping to avoid disabling
the wrong ones.

Best regards,

Hubert
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