From: Kevin <kev@drule.org>
To: pgsql-performance@postgresql.org
Subject: Re: Postgres on VPS - how much is enough?
Date: Mon, 06 Mar 2006 08:20:44 -0700
Message-ID: <440C534C.3050300@drule.org> (raw)
In-Reply-To: <b2990fb00603060528w634580d3rd3ac3d7f21134e52@mail.gmail.com>
References: <b2990fb00603060528w634580d3rd3ac3d7f21134e52@mail.gmail.com>
Nagita Karunaratne wrote:
> How big a VPS would I need to run a Postgres DB.
>
> I need a Postgres database with about 15 tables that will run on a
> single virtual private server.
>
> The 15 tables will be spread over three tablespaces (5 tables per
> tablespace) and be accessed by three different applications running on
> different machines.
>
> One application will add about 500 orders per day
> Another will access this data to create and send about 500 emails per day
> A third will access this data to create an after-sales survey for at
> most 500 times per day.
>
> What type of VPS would I need to run a database with this type pf load?
> Is 128 MB ram enough?
> What percentage of a 2.8 GHz CPU would be required?
>
If the database is going to be larger then the allocated memory, disk
I/O is very important. Not all VPS technologies are equal in this
regard. (see link below) Like someone else suggested, the best way to
know what VPS specs you need is to do your own tests/benchamarks.
http://www.cl.cam.ac.uk/Research/SRG/netos/xen/performance.html
-Kevin
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To: pgsql-performance@postgresql.org
Cc: kev@drule.org
Subject: Re: Postgres on VPS - how much is enough?
In-Reply-To: <440C534C.3050300@drule.org>
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