[Beowulf] recommendations for parallel IO

[Sabuj Pattanayek]

>  We need an open source solution, we are looking into PVFS and Gluster (but
> from what we see, Gluster doesn't quit fit the bill? It's more a distributed
> filesystem than a parallel filesystem... or are we taking the wrong turn on
> our reasoning, somewhere about this?)

gluster in stripe mode is parallel. It can also be distributed or
distributed and parallel, mirrored, etc.