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From: Andre Majorel <aym-2lqsgp@teaser.fr>
To: pgsql-admin@postgresql.org
Subject: Re: postgresql and xfs filesystrem
Date: Mon, 26 Jan 2009 00:42:03 +0100
Message-ID: <20090125234203.GC3437@aym.net2.nerim.net> (raw)
In-Reply-To: <d6d6637f0901251106s2e79467m1fe66b692a383508@mail.gmail.com>
References: <eb90f15e0901251047k6b8bacfm9fdf0d9e4aa9155a@mail.gmail.com>
	<d6d6637f0901251106s2e79467m1fe66b692a383508@mail.gmail.com>

On 2009-01-25 14:06 -0500, Christopher Browne wrote:
> On Sun, Jan 25, 2009 at 1:47 PM, Ezra Taylor <ezra.taylor@gmail.com> wrote:
>
> > Do any of you have gripes about using XFS with the latest version of
> > postgres?
> 
> I'd not expect there to be much specific benefit to it...
> 
> I did some benchmarking, now quite a while ago, which showed XFS to
> be, for a totally write-bound workload, a *few* percent better than
> ext3/JFS, but note that this is only a minor difference.
> 
> The fact that XFS isn't one of the "more highly supported" filesystems
> on Linux is something I'd consider a *way* more important factor.
> 
> When balancing "oh, maybe a tiny percentage faster" against "oh,
> nobody will be in a position to offer much support if anything goes
> wrong," I'll take "easier to support" any day.

In 2007, there was some noise about XFS being much less tolerant
of crashes and loss of power than the other Linux journalling file
systems. Dunno if that was fixed.

-- 
André Majorel <URL:http://www.teaser.fr/~amajorel/;



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