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From: Heikki Linnakangas <heikki@enterprisedb.com>
To: Markus Schiltknecht <markus@bluegap.ch>
Cc: Jim Nasby <decibel@decibel.org>
Cc: PFC <lists@peufeu.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: dbt2 NOTPM numbers
Date: Mon, 11 Jun 2007 16:34:34 +0100
Message-ID: <466D6B8A.6030509@enterprisedb.com> (raw)
In-Reply-To: <466D6A9E.4010703@bluegap.ch>
References: <466428F7.5010808@bluegap.ch>
	<46642B33.6030101@enterprisedb.com>
	<46642F2E.3080509@bluegap.ch>
	<op.tteow6v7cigqcu@apollo13>
	<46646065.50806@bluegap.ch>
	<47BE2772-D774-4E2C-9D02-FD24C9F6BB90@decibel.org>
	<466D6A9E.4010703@bluegap.ch>

Markus Schiltknecht wrote:
> For dbt2, I've used 500 warehouses and 90 concurrent connections, 
> default values for everything else.

500? That's just too much for the hardware. Start from say 70 warehouses 
and up it from there 10 at a time until you hit the wall. I'm using 30 
connections with ~100 warehouses on somewhat similar hardware.

-- 
   Heikki Linnakangas
   EnterpriseDB   http://www.enterprisedb.com



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