mfi0 Configuration: 1 arrays, 1 volumes, 0 spares array 0 of 2 drives: drive 0 ( 279G) ONLINE <SEAGATE ST9300603SS FS64 serial=6SE49MBN> SAS drive 1 ( 279G) ONLINE <SEAGATE ST300MM0006 LS08 serial=S0K2E9Z3> SCSI-6 volume mfid0 (279G) RAID-1 64K OPTIMAL <raid1> spans: array 0