Automated Performance Tuning Interface. Groups large collections of files for commercial applications. Ability to mount without access time updates. Ability to perform multiple parallel file system check processes at boot time. Improves boot times if running multiple file systems, allowing log replay of several parallel file systems at boot time.
Quota capabilities that control strategic resources.
Allow easy management of space requirements for a large number of user accounts. Multiple disk spanning. Eliminates media size limitations. Support for forced unmounts. Allows the full recovery of mounts after a cross-mounted file system fails.