On Wed, Dec 12, 2007 at 02:54:13PM -0500, peter honeyman wrote: > marc, > > the client may elect to send I/O requests to the MDS for reasons other > than failure, e.g., small requests. And you'd like to be able to plug in your non-pNFS server and expect at least some minimal functionality. I assume that's the main reason the spec requires this. --b.