Major NetApp Terminology
Data ONTAP—NetApp’s operating system
WAFL—“Write Anywhere File Layout,” NetApp’s filesystem
RAID 4—NetApp supports only one type of RAID
RAID-DP (Double Parity)—RAID 4 with an extra parity drive
Filers—NetApp’s name for their storage devices (the term “Storage Controllers” is just now being used for their new FAS3000 series)
NearStore (R200)—NetApp Filer with only ATA drives; it is EOL and will be replaced by the FAS3000 series
V-Series—Re-branded GF (Gateway Filers) series; Filer Head back-ended by third-party storage (IBM, HDS, HP and Sun)
