| From: | "Jim C(dot) Nasby" <jnasby(at)pervasive(dot)com> |
|---|---|
| To: | Dave Dutcher <dave(at)tridecap(dot)com> |
| Cc: | pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: Problem with query, server totally unresponsive |
| Date: | 2006-03-24 14:57:49 |
| Message-ID: | 20060324145749.GR90527@pervasive.com |
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| Lists: | pgsql-performance |
On Fri, Mar 24, 2006 at 08:46:54AM -0600, Dave Dutcher wrote:
> > > The machine has 2x Intel dual core processors (3GHz) and 2 Gigs of
> ram.
> >
> > Unless I missed some big news recently, no such CPU exists.
> > Hyperthreading is absolutely not the same as dual core, and many
> people
> > have found that it's best to disable hyperthreading on database
> servers.
>
> Maybe I'm confused by the marketing, but I think those CPUs do exist.
> According to New Egg the Pentium D 830 and the Pentium D 930 both are
> dual core Pentiums that run at 3Ghz. It also specifically says these
> processors don't support hyper threading, so I believe they really have
> two cores. Maybe you are thinking he was talking about a 3Ghz Core
> Duo.
A quick google shows I'm just behind the times; Intel does have true
dual-core CPUs now.
--
Jim C. Nasby, Sr. Engineering Consultant jnasby(at)pervasive(dot)com
Pervasive Software http://pervasive.com work: 512-231-6117
vcard: http://jim.nasby.net/pervasive.vcf cell: 512-569-9461
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