[Samba] Effect of setting "store dos attributes = no" in Samba 4.1.11

John Hixson john at ixsystems.com
Wed Sep 3 08:01:51 MDT 2014

On Wed, Sep 03, 2014 at 08:53:03AM -0500, Andrew Walker wrote:
> Thanks for your help and replies. Yes, I meant "store dos attributes".
> It's pretty clear now that I need to keep the parameter 'store dos
> attributes=no' since
> 1) the server is an AD member server and
> 2) the map* parameters don't do the right thing under ZFS / NFSV4 ACLs.

The reason that "store dos attributes" is set to yes so that the map*
attributes *are* ignored. I think you have it backwards, you want it set
to yes (on FreeNAS).

- John

> I've read that the steps Klaus Hartnegg listed resolves the issue on ZFS on
> Linux; however, I don't believe that SA based xattrs have been implemented
> in ZFS on FreeBSD (the OpenZFS website has "??" next to FreeBSD). Atime is
> already disabled on the zpool.
> At this point I'll have to wait until I get a proper testing environment
> set up to do proper experimentation /  troubleshooting.
> -----Original Message-----
> From: Klaus Hartnegg [mailto:hartnegg at uni-freiburg.de]
> Sent: Tuesday, September 02, 2014 1:44 PM
> To: samba at lists.samba.org
> Subject: Re: [Samba] Effect of setting "store dos attributes = no" in Samba
> 4.1.11
> Let's assume that the original poster meant "store dos attributes" and
> wants to use Windows-ACLs.
> Try
> zfs set xattr=sa $pool
> zfs set atime=off $pool
> And if you have ZFS version 0.6.3 try
> zfs set acltype=posixacl $pool
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