Global File System: A shared disk cluster filesystem for Linux that supports journaling and failure recovery. Source code, documentation, papers, and mailing list.
IBM: GPFS: General Parallel File System for AIX.
Proposal for a Common Parallel File System Programming Interface: Paper about an API for parallel filesystems.
PVFS-users: Public mail list archives and subscription information for users of the Parallel Virtual File System.
RS/6000 SP Books: GPFS: Documentation and papers.
The Galley Parallel File System: A filesystem designed for parallel computers. Description of file structure, papers, and source code.
The Parallel Virtual File System Project: A parallel file system for Linux clusters. Source code, manual, and papers.