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Re: PostgreSQL performance issues

From: Willo van der Merwe <willo(at)studentvillage(dot)co(dot)za>
To: "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: PostgreSQL performance issues
Date: 2006-08-29 15:06:02
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-performance
Joshua D. Drake wrote:
>> 4 1/2 seconds for a count(*) ? This seems a bit rough - is there 
>> anything else I can try to optimize my Database? You can imagine that 
>> slightly more complex queries goes out the roof.
> Well a couple of things.
> 1. You put all your money in the wrong place.. 1 hard drive!!??!!
Yes, I realize 1 hard drive could cause a bottle neck, but on average 
I'm sitting on a 1-2% wait for IO.
> 2. What is your maintenance regimen? Vacuum, Analyze????
I'm doing a daily VACUUM ANALYZE, but just to be on the safe side, I 
performed one manually before I ran my test, thinking that I might have 
to up the frequency.
> Joshua D. Drake
>> Any help appreciated
>> Regards
>> Willo van der Merwe

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