Mailinglist Archive: opensuse (4237 mails)

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Re: [SLE] Hyper-Threading
  • From: Randall R Schulz <rschulz@xxxxxxxxx>
  • Date: Sun, 1 Aug 2004 09:18:56 -0700
  • Message-id: <200408010918.56139.rschulz@xxxxxxxxx>
John,

On Sunday 01 August 2004 08:26, John Szakmeister wrote:
> On Saturday 31 July 2004 23:09, Felix Miata wrote:
> > BandiPat wrote:
> > > I think if you check, the HT Pentium4 cpus start at 2.8 or 3.0Ghz,
> > > so my first guess would be that you don't have a Hyper-Threading
> > > cpu in your machine.
> >
> > I think if you check, you'll see HT started/starts well before 2.8
> > GHz: http://www.computergate.com/products/item.cfm?prodcd=IP5I824
>
> IIRC, there were a number of chips that set the ht flag, but only have
> 1 logical processor in them. I had a computer like that at work. :-(

And now I have one at home. It's no big deal, but why in the world does
the processor set that feature flag if it doesn't actually have the
Hyper-Threading circuitry?


> -John


Randall Schulz

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