AFS is a distributed filesystem which offers a client-server architecture, transparent data migration abilities, scalability, a single namespace, and integrated ancillary subsystems.
License: IBM Public License
Changes:
Notable changes include updates for newer Linux kernels (including 2.6.25), Solaris 11 client support updates, updated Mac OS X support, a fix for a potential fileserver deadlock, improvements to the host tracking in the fileserver, and updates to ubik to prevent database truncation when network links between database servers are unreliable. There are fixes to the Linux client support as well as additional resource cleanup.