Hypertreading faster myth or truth?

ByteEnable ByteEnable at austin.rr.com
Fri Apr 30 18:28:10 UTC 2004


On Friday 30 April 2004 11:01, Christian B. Ellsworth Capo wrote:
> Intel says that a cpu with HT turned on is faster, but is that true for
> Linux? and for FC2 as well?, I have seen some @intel.com posts so a
> Intel Inside view could be very interesing.
>
> some people of the list are also kernel developers... so a kernel
> developer view also can be helpful...
>
> In this link are some benchmarks that don't show any real improvement on
> a HT-on cpu vs a HT-off CPU.
> http://amber.scripps.edu/unc_duke_apr04.html
> (not my page... just a google result looking for hypertread linux
> benchmark)
>
> Is that True?
> Some links to other HT benchmarks on Linux can be helpfull...
>
> greets.
> --
> Christian B. Ellsworth Capo (k at dicec.cl)
> Linux Chief Engineer
> RedHat Certified Engineer (RHCE)
>
> DICEC Ltda.
> Mariano Sanchez Fontecillas 966b, Las Condes, Santiago, Chile.
> Phone (56 2) 2633340
> Fax (56 2) 2071820
> Mobile (56 9) 4195632
>
> All Your Base Are Belong To Tux

Here is a link:

http://www.linuxelectrons.com/article.php/20040226231747944

Peformance gains can certainly be had with HyperThreading in a single physical 
CPU instance.  

Byte





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