The PVFS2 Roll for i386 and x86_64 architectures is released for Rocks 5.3 (Rolled Tacos).
This roll contains executables and configuration utilities to deploy a PVFS2 file system on a Rocks cluster.
The roll includes PVFS2 v2.8.1.
ISO images for the PVFS2 Roll can be found on the Downloads page.
Installation and configuration instructions can be found here.