From: Michael Stone <mstone+postgres@mathom.us>
To: pgsql-performance@postgresql.org
Subject: Re: scalablility problem
Date: Sat, 31 Mar 2007 07:41:06 -0400
Message-ID: <20070331114104.GD11402@mathom.us> (raw)
In-Reply-To: <54F3EA5A-EFB0-4537-9344-EA929BC9C4E8@event-s.net>
References: <460D7220.9010302@cse.ohio-state.edu>
<874po2tdlx.fsf@wolfe.cbbrowne.com>
<54F3EA5A-EFB0-4537-9344-EA929BC9C4E8@event-s.net>
On Fri, Mar 30, 2007 at 10:00:30PM -0600, Guido Neitzer wrote:
>On 30.03.2007, at 19:18, Christopher Browne wrote:
>>2. There are known issues with the combination of Xeon processors and
>>PAE memory addressing; that sort of hardware tends to be *way* less
>>speedy than the specs would suggest.
>
>That is not true as the current series of processors (Woodcrest and
>the like) are also called Xeon. You probably mean the Pentium IV era
>Xeons.
Well, the newer ones can address large amounts of memory directly,
without using PAE, but the original comment was correct--PAE is slow
regardless of what processor implements it.
Mike Stone
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To: pgsql-performance@postgresql.org
Cc: mstone+postgres@mathom.us
Subject: Re: scalablility problem
In-Reply-To: <20070331114104.GD11402@mathom.us>
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