Re: PostgreSQL to host e-mail?

From: "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com>
To: "Charles A(dot) Landemaine" <landemaine(at)gmail(dot)com>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: PostgreSQL to host e-mail?
Date: 2007-01-04 18:11:45
Message-ID: 1167934305.18376.15.camel@localhost.localdomain
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On Thu, 2007-01-04 at 15:00 -0300, Charles A. Landemaine wrote:
> I'm building an e-mail service that has two requirements: It should
> index messages on the fly to have lightening search results, and it
> should be able to handle large amounts of space. The server is going
> to be dedicated only for e-mail with 250GB of storage in Raid-5.

Well Raid 5 is likely a mistake. Consider RAID 10.

> I'd
> like to know how PostgreSQL could handle such a large amount of data.

250GB is not really that much data for PostgreSQL I have customers with
much larger data sets.

> How much RAM would I need?

Lots... which is about all I can tell you without more information. How
many customers? Are you using table partitioning? How will you be
searching? Full text or regex?

Joshua D. Drake

> I expect my users to have a 10GB quota per
> e-mail account.
> Thanks for your advice,
>
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