Re: 10K vs 15k rpm for analytics

From: Francisco Reyes <lists(at)stringsutils(dot)com>
To: Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com>
Cc: Pgsql performance <pgsql-performance(at)postgresql(dot)org>
Subject: Re: 10K vs 15k rpm for analytics
Date: 2010-03-02 21:30:29
Message-ID: cone.1267565429.453229.32557.1000@shelca
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Scott Marlowe writes:

> Then the real thing to compare is the speed of the drives for
> throughput not rpm.

In a machine, simmilar to what I plan to buy, already in house 24 x 10K rpm
gives me about 400MB/sec while 16 x 15K rpm (2 to 3 year old drives) gives
me about 500MB/sec

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