Re: Hardware purchase question

From: Mitch Pirtle <mitch(dot)pirtle(at)gmail(dot)com>
To: pgsql-performance(at)postgresql(dot)org
Subject: Re: Hardware purchase question
Date: 2005-01-03 19:20:41
Message-ID: 330532b6050103112034cf47c8@mail.gmail.com
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On Mon, 13 Dec 2004 09:23:13 -0800, Joshua D. Drake
<jd(at)commandprompt(dot)com> wrote:
>
> RAID 10 will typically always outperform RAID 5 with the same HD config.

Isn't RAID10 just RAID5 mirrored? How does that speed up performance?
Or am I missing something?

-- Mitch

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