Re: 10K vs 15k rpm for analytics

From: Francisco Reyes <lists(at)stringsutils(dot)com>
To: Greg Smith <greg(at)2ndquadrant(dot)com>
Cc: Yeb Havinga <yebhavinga(at)gmail(dot)com>, Pgsql performance <pgsql-performance(at)postgresql(dot)org>
Subject: Re: 10K vs 15k rpm for analytics
Date: 2010-03-02 21:44:10
Message-ID: cone.1267566250.742664.32557.1000@shelca
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Greg Smith writes:

> in a RAID10, given proper read-ahead adjustment. I get over 200MB/s out
> of the 3-disk RAID0

Any links/suggested reads on read-ahead adjustment? It will probably be OS
dependant, but any info would be usefull.

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