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Re: New server configuration

From: Paul Lambert <paul(dot)lambert(at)reynolds(dot)com(dot)au>
To: pgsql admin <pgsql-admin(at)postgresql(dot)org>
Subject: Re: New server configuration
Date: 2007-11-22 01:24:09
Message-ID: 4744DA39.2030301@reynolds.com.au (view raw or flat)
Thread:
Lists: pgsql-admin
Paul Lambert wrote:
> I've got a new server which I'm looking for some assistance on 
> determining the best configuration for PostgreSQL. It's the first time 
> I've had to set up a new PG server from scratch and it has very 
> different specs to our other servers which I don't think were properly 
> tuned anyway.
> 
> The basic server specs are as follows:
> CPU: Pentium Xeon Quad-core 1.6GHz
> RAM: 4Gb 633MHz DDR
> HDD: 6*146Gb SAS drives in 3*146GB RAID-1 sets.
> 
> The database will have one process running that collects data from 
> various external sources and pipes it into the database via a single 
> connection. These udpates can be as few as one every couple of minutes 
> or as many as 50-100 per second depending on the time of day.
> 
> A number of users will connect at various times of day with a reporting 
> tool such as Microsoft Access, Crystal Reports, and some of our own 
> in-house things pulling at times large chunks of data out, at other 
> times smaller chunks.
> 
> The server will be dedicated to running PostgreSQL with a few smaller 
> apps that take up next to no CPU/Memory/Disk.
> 
> At the moment I've got the disks arranged with 1 for software, 1 for 
> data and 1 for transaction logs/WAL.
> 
> I'm curious to know what some might suggest are the best settings for 
> resource usage (shared buffers, maintenance_work_mem etc) WAL and 
> autovacuum - I can dedicate basically as much of the system resources to 
> PG as it would need for best performance.
> 
> TIA,
> 
> P.
> 

Should have mentioned the O/S is Windows Server 2003 *don't kill me :(*

-- 
Paul Lambert
Database Administrator
AutoLedgers - A Reynolds & Reynolds Company


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