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Date:      13 Feb 2013 00:45:50 -0000
From:      Scott Ballantyne <sdb@ssr.com>
To:        freebsd-questions@freebsd.org
Subject:   Re: Exporting a ntfs-3g mounted drive over NFS?
Message-ID:  <20130213004550.2977.qmail@irelay.ssr.com>
In-Reply-To: <20130213001444.2694.qmail@irelay.ssr.com> (message from Scott Ballantyne on 13 Feb 2013 00:14:44 -0000)
References:  <20130212205323.2345.qmail@irelay.ssr.com> <20130212235013.GH5396@dan.emsphone.com> <20130213001444.2694.qmail@irelay.ssr.com>

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I wrote:

> Hello,
> 
> Thanks to Dan Nelson I was able to mount my 4 TB drive using
> ntfs-3g. Now I need to export it over NFS, and it doesn't work.
> 
> I'm using a bootable ZFS system, if that makes any difference. I don't
> see why it should.
> 
> Basically, I can export a directory as long as a ntfs-3g filesystem is
> not moutned on it. And this is also true for the kernel ntfs
> system. The second a ntfs or ntfs-3g filesystem is mounted on it,
> there are problems.
> 
> Here are more details:
> 
> create a directory: /var/video, set globally readable and searchable
> permissions.
> 
> I create a simple entry in /etc/exports:
> 
> /var/VIDEO
> 
> I copy some files in there and HUP mountd. 
> I check to see that I can access the files on the clients. No
> problem.
> 
> I go back, delete the files (just to be safe), and then I  mount the
> ntfs-3g drive on /var/VIDEO with 
> 
> ntfs-3g -o ro /dev/da0s1 /var/VIDEO
> 
> I check to see that I can see the ntfs filesystem in /var/VIDEO with
> ls (I can), and all the permissions are ok (every file is rwxrwxrwx). 
> 
> Then I HUP mountd. Mountd now tells me that my formerly good line in
> exports is bad. I can't access the files on the clients.
> 
> I umount /var/VIDEO. I HUP mountd. All is well once again, on the
> server and the clients, except I can't access the files on the ntfs
> drive which I need to do.
> 
> Anyone have any ideas what is going on here, and even better, how I
> might get it to work?
> 
> Thanks!
> Scott
> -- 
> sdb@ssr.com
> 
> 

To add another detail, I have discovered that while I can't export the
files over NFS, I can use SAMBA, which helps me somewhat. I still need
NFS, and generally would prefer it for performance reasons, so if
anyone has any hints, please do let me know.

Best,
Scott
-- 
sdb@ssr.com




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