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From: Josh Berkus <josh@agliodbs.com>
To: pgsql-performance@postgresql.org
Cc: Marc Mamin <M.Mamin@intershop.de>
Subject: Re: Postgres configuration for 64 CPUs, 128 GB RAM...
Date: Fri, 20 Jul 2007 16:26:07 -0700
Message-ID: <200707201626.08281.josh@agliodbs.com> (raw)
In-Reply-To: <CA896D7906BF224F8A6D74A1B7E54AB301750B12@JENMAIL01.ad.intershop.net>
References: <CA896D7906BF224F8A6D74A1B7E54AB301750B12@JENMAIL01.ad.intershop.net>

Marc,

> Server Specifications:
> ----------------------
>
> Sun SPARC Enterprise M8000 Server:
>
> http://www.sun.com/servers/highend/m8000/specs.xml
>
> File system:
>
> http://en.wikipedia.org/wiki/ZFS

There are some specific tuning parameters you need for ZFS or performance 
is going to suck.

http://www.solarisinternals.com/wiki/index.php/ZFS_Best_Practices_Guide
(scroll down to "PostgreSQL")
http://www.sun.com/servers/coolthreads/tnb/applications_postgresql.jsp
http://bugs.opensolaris.org/view_bug.do?bug_id=6437054

You also don't say anything about what kind of workload you're running.


-- 
--Josh

Josh Berkus
PostgreSQL @ Sun
San Francisco



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