Re: Two identical systems, radically different performance

From: Yeb Havinga <yebhavinga(at)gmail(dot)com>
To: Craig James <cjames(at)emolecules(dot)com>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: Two identical systems, radically different performance
Date: 2012-10-09 11:20:14
Message-ID: 5074086E.8050504@gmail.com
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On 2012-10-08 23:45, Craig James wrote:
> This is driving me crazy. A new server, virtually identical to an old
> one, has 50% of the performance with pgbench. I've checked everything
> I can think of.
>
> The setups (call the servers "old" and "new"):
>
> old: 2 x 4-core Intel Xeon E5620
> new: 4 x 4-core Intel Xeon E5606

How are the filesystems formatted and mounted (-o nobarrier?)

regards
Yeb

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