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From: David Thomas <david@digitaldogma.org>
To: Craig James <cjames@emolecules.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: Two identical systems, radically different performance
Date: Tue, 9 Oct 2012 12:14:48 -0400
Message-ID: <20121009161448.GA27123@digitaldogma.org> (raw)
In-Reply-To: <CAFwQ8rcyCKcoeEn62_QHMRSmJM03ULERtW6_R=3TaO0twOEV9A@mail.gmail.com>
References: <CAFwQ8rcvw4mSoJ9q+ouONCeB9dg1T9gAUV5J27MpVZrehRHayQ@mail.gmail.com>
	<CAFwQ8rfm2AcuoFHDfBLA_hg7ffbsYNsrsaJPDqcOeGqaVW02OQ@mail.gmail.com>
	<CAFwQ8rcyCKcoeEn62_QHMRSmJM03ULERtW6_R=3TaO0twOEV9A@mail.gmail.com>

On Mon, Oct 08, 2012 at 04:40:31PM -0700, Craig James wrote:
>    Nobody has commented on the hyperthreading question yet ... does it
>    really matter? The old (fast) server has hyperthreading disabled, and
>    the new (slower) server has hyperthreads enabled.
>    If hyperthreading is definitely NOT an issue, it will save me a trip to
>    the co-lo facility.



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