Excellent performance in wide-area configurations. Inefficient in wide-area configurations. Availabililty Read-only replication by volume. Automatic switchover to available replica. No standard data replication.
Files remain available to users during reconfiguration.
File names remain the same. Users lose access to files during reconfiguration. File moves require mountpoint changes to adjust file names. Management Management tasks executed from any machine. Management tasks frequently require telnet to designated machines.