From: Shaun Thomas <sthomas@optionshouse.com>
To: Albe Laurenz <laurenz.albe@wien.gv.at>
To: Stephen Frost *EXTERN* <sfrost@snowman.net>
To: Heikki Linnakangas <hlinnakangas@vmware.com>
Cc: pgsql-performance@postgresql.org <pgsql-performance@postgresql.org>
Subject: Re: NFS, file system cache and shared_buffers
Date: Tue, 27 May 2014 10:09:41 -0500
Message-ID: <5384AAB5.6030307@optionshouse.com> (raw)
In-Reply-To: <A737B7A37273E048B164557ADEF4A58B17CFE7B0@ntex2010i.host.magwien.gv.at>
References: <A737B7A37273E048B164557ADEF4A58B17CFE61C@ntex2010i.host.magwien.gv.at>
<53848490.6060001@vmware.com>
<20140527144013.GL2556@tamriel.snowman.net>
<A737B7A37273E048B164557ADEF4A58B17CFE7B0@ntex2010i.host.magwien.gv.at>
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On 05/27/2014 10:00 AM, Albe Laurenz wrote:
> I know that Oracle recommends it - they even built an NFS client
> into their database server to make the most of it.
That's odd. Every time the subject of NFS comes up, it's almost
immediately shot down with explicit advice to Never Do That(tm). It can
be kinda safe-ish if mounted in sync mode with caching disabled, but I'd
never use it on any of our systems.
We also have this in the Wiki:
http://wiki.postgresql.org/wiki/Shared_Storage
--
Shaun Thomas
OptionsHouse, LLC | 141 W. Jackson Blvd. | Suite 800 | Chicago IL, 60604
312-676-8870
sthomas@optionshouse.com
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To: pgsql-performance@postgresql.org
Cc: sthomas@optionshouse.com, laurenz.albe@wien.gv.at, sfrost@snowman.net, hlinnakangas@vmware.com
Subject: Re: NFS, file system cache and shared_buffers
In-Reply-To: <5384AAB5.6030307@optionshouse.com>
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