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From: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
To: linux-nfs@vger.kernel.org
Subject: Re: NFSv4 client restriction
Date: Thu, 23 Feb 2012 09:16:42 -0500	[thread overview]
Message-ID: <4F464A4A.10403@fifthhorseman.net> (raw)
In-Reply-To: <4F45E63B.9090608@steve-ss.com>

On 02/23/2012 02:09 AM, steve wrote:
> It is not recommended to use the pseudoroot fsid=0 stuff for Linux.
> 
> See the nfs wiki: 'The linux implementation allows you to designate a
> real filesystem as the pseudofilesystem, identifying that export with
> the fsid=0 option; we no longer recommend this. Instead, on any recent
> linux distribution, just list exports in /etc/exports exactly as you
> would for NFSv2 or NFSv3.'

I believe the last time this came up, i asked for a rationale or
explanation.  The only reason given [0] was from J. Bruce Fields:

>> The main problem with the fsid=0 trick is that your v3 and v4 clients
>> end up with different paths.

So, if you have no v3 clients, i don't think there is any reason to
avoid fsid=0 if it makes things cleaner for you.  And removing fsid=0
will require you to change /etc/fstab (or your automounter config) in
all of your clients.

	--dkg

[0] http://thread.gmane.org/gmane.linux.nfs/46932/focus=46944

  parent reply	other threads:[~2012-02-23 14:16 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-22 19:24 NFSv4 client restriction Peter Horvath
2012-02-23  1:01 ` J. Bruce Fields
2012-02-23  1:24   ` Peter Horvath
2012-02-23  1:45     ` J. Bruce Fields
2012-02-23  7:09   ` steve
2012-02-23 10:25     ` Peter Horvath
2012-02-23 14:16     ` Daniel Kahn Gillmor [this message]
2012-02-23 15:42       ` steve
2012-02-29 22:32         ` J. Bruce Fields

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