LSF and Hyperthreading

Steven Timm timm at fnal.gov
Mon Jun 3 10:11:37 EDT 2002


Disable it in the BIOS, not in the kernel.  It's more trouble
than it's worth.

Steve


------------------------------------------------------------------
Steven C. Timm (630) 840-8525  timm at fnal.gov  http://home.fnal.gov/~timm/
Fermilab Computing Division/Operating Systems Support
Scientific Computing Support Group--Computing Farms Operations

On Fri, 31 May 2002, Joe Rice wrote:

>
> Hello,
>  I'm using LSF and have just add 20 dual Intel P4
> nodes.  Because of hyperthreading, /proc/cpuinfo has 4
> CPUs listed.  Because of this I have to use 4 LSF licenses.
> So, my question is how can i disable hyperthreading in a
> 2.4.17 Linux kernel?
>
> any help would be appreciated.
> thanks,
> joe
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