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Re: [OFF-TOPIC] - Known maximum size of the

From: Gaetano Mendola <mendola(at)bigfoot(dot)com>
To: Don Vaillancourt <donv(at)webimpact(dot)com>
Subject: Re: [OFF-TOPIC] - Known maximum size of the
Date: 2004-05-07 23:35:44
Message-ID: 409C1D50.4010602@bigfoot.com (view raw or flat)
Thread:
Lists: pgsql-advocacypgsql-performance
Don Vaillancourt wrote:

> 
> Here's a question a little off-topic.
> 
> What would a 32TB database hardware configuration look like.  I'm 
> assuming 200GB hard-drives which would total 160 of them.  Double that 
> if you mirror them.
> 
> Am I correct?

Why do you have to mirror them ? Usually a SAN make data redundancy
using a RAID 4 or 5, this depend if you need read performances or
write performances, in the case of Red Sherif I guess that guys are
using RAID 50 ( 0 + 5 ) sets so what you "waste" is a disk for each
set.



Regards
Gaetano Mendola





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