Message-ID: <44D7F49C.9000601@commandprompt.com>
Date: Mon, 07 Aug 2006 19:19:08 -0700
From: "Joshua D. Drake" <jd@commandprompt.com>
Organization: Command Prompt, Inc.
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To: Luke Lonergan <llonergan@greenplum.com>
CC: steve.poe@gmail.com, pgsql-performance@postgresql.org
Subject: Re: Postgresql Performance on an HP DL385 and
References: <C0FD32A1.2D871%llonergan@greenplum.com>
In-Reply-To: <C0FD32A1.2D871%llonergan@greenplum.com>
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>> The database data is on the drive array(RAID10) and the pg_xlog is on
>> the internal RAID1 on the 6i controller. The results have been poor.

I have heard that the 6i was actually decent but to avoid the 5i.

Joshua D. Drake


>>
>> My guess is the controllers are garbage.
> 
> Can you run bonnie++ version 1.03a on the machine and report the results
> here?
> 
> It could be OK if you have the latest Linux driver for cciss, someone has
> reported good results to this list with the latest, bleeding edge version of
> Linux (2.6.17).
> 
> - Luke
> 
> 
> 
> ---------------------------(end of broadcast)---------------------------
> TIP 9: In versions below 8.0, the planner will ignore your desire to
>        choose an index scan if your joining column's datatypes do not
>        match
> 


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