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Re: Hyperthreading (was: Two identical systems, radically different performance) - Mailing list pgsql-performance

From Jeff Janes
Subject Re: Hyperthreading (was: Two identical systems, radically different performance)
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Msg-id CAMkU=1yO32nvd9J96kpGxJJigfFFR=HP3m__8iFggP=F1=akcg@mail.gmail.com
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In response to Re: Hyperthreading (was: Two identical systems, radically different performance)  (Shaun Thomas <sthomas@optionshouse.com>)
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On Tue, Oct 9, 2012 at 1:56 PM, Shaun Thomas <sthomas@optionshouse.com> wrote:
> On 10/09/2012 03:12 PM, Craig James wrote:
>
>>    ~3200 TPS max with hyperthreading
>>    ~9000 TPS max without hyprethreading
>
>
> That's really odd. We got almost the opposite effect on our X5645's.
>
> Also, there's no way your RAID is sustaining 9000TPS. Something here sounds
> fishy.

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