[PATCH 14/18] nfsd: pNFS block layout driver

[Christoph Hellwig]

On Tue, Jan 06, 2015 at 12:16:58PM -0500, J. Bruce Fields wrote:
> > +file system must sit on shared storage (typically iSCSI) that is accessible
> > +to the clients as well as the server.  The file system needs to either sit
> > +directly on the exported volume, or on a RAID 0 using the MD software RAID
> > +driver with the version 1 superblock format.  If the filesystem uses sits
> > +on a RAID 0 device the clients will automatically stripe their I/O over
> > +multiple LUNs.
> > +
> > +On the server pNFS block volume support is automatically if the file system
> 
> s/automatically/automatically enabled/.
> 
> So there's no server-side configuration required at all?

The only required configuration is the fencing helper script if you
want to be able to fence a non-responding client.  For simple test setups
everything will just work out of the box.