Thanks, Robert. Your proposal has been seconded. I'll contact you offline
to get you set up.

Eric

On Wed, 7 Mar 2007, Robert Thurlow wrote:
> I propose a new project that delivers the NFSv4 extensions for
> Mirror Mounts, Referrals, and Replication & Migration.  This
> project should be endorsed by the NFS community.
>
> What's a mirror mount?  It's a way to make the client automatically
> mount filesystems from the same server as it discovers them.  The
> current Solaris NFS client code does not do this, which forces
> admins to update their automounter maps when new filesystems are
> created.  ZFS admins would rather be free to create new filesystems
> and have them discovered.  Mirror mounts are described in the NFSv4
> RFC 3530, related to the server namespace.  For more about how we
> would like this to work, please see:
> http://blogs.sun.com/tdh/entry/how_nfsv4_should_work_when
>
> What's a referral?  It's a pointer a server can give to a client
> that means, "I don't have the filesystem, but you can find it
> here."  The client will redirect its access to the referred
> location transparently and continue.  A global namespace can be
> constructed with a mechanism to find an initial global root and
> referrals.  The current project is working on NFSv4.0 (RFC 3530)
> referral support on the client, with work to follow on NFSv4.1
> referral extensions.
>
> What's replication & migration?  RFC 3530 defines support for a
> server to be able to say, "that filesystem is no longer here,
> it's over there now" or "another copy of this filesystem lives
> here."  This links the idea of a referral to the actions needed
> to resynchronize state of files the client was already using prior
> to the migration event.  Being able to move and replicate filesystems
> freely is another part of a global namespace.
>
> Initial team: Evan Layton, Alok Aggarwal, Calum Mackay, Rob Thurlow.
>
> Rob T
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