Re: Postgres 8.4 memory related parameters

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On 08/04/2011 04:54 PM, Kevin Grittner wrote:

it peaked at 2x physical cores, where it ended up being 60%
faster than true cores.

Not sure I understand the terminology here -- "physical cores" is
counting HT or not?

No. So with a dual X5675, that's 12 cores. My numbers peaked at 24-concurrency. At that concurrency, HT was 60% faster than non-HT. Sorry if I mixed my terminology. :)

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Shaun Thomas
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