| Petabyte |
A unit of storage equal to 1,024 Terabytes, or just over a million Gigabytes |
| RAID |
Originally, an acronym for Redundant Array of Inexpensive Disks to reflect the data accessibility and cost advantages that properly implemented arrays could provide, the acronym has evolved to mean Redundant Array of Independent Disks emphasizing the technique's potential data availability advantages over conventional disk storage systems |
| SAN |
An acronym for Storage Area Network, a high-speed network that is typically part of an overall network of computing resources for an enterprise, in which the software knows the characteristics of storage devices and the quantity and value of data stored in those devices |
| SCSI |
Pronounced "scuzzy," an acronym for Small Computer System Interface, a high performance parallel interface for connecting mass storage devices |
| SDLT/SuperDLT |
An acronym for Super Digital Linear Tape technology, a variant of DLT technology that makes it possible to store upwards of 100 GB on a single cartridge and can transfer data at speeds of up to 10 megabytes per second |
| SNIA |
An acronym for Storage Networking Industry Association, a non-profit trade organization, incorporated in December 1997 whose members are dedicated to "ensuring that storage networks become complete and trusted solutions across the IT community" |
| Storage Consolidation |
The concept of centralizing and sharing storage resources among many application servers |
| Terabyte |
A unit of storage, abbreviated as T or TB, equal to 1,024 Gigabytes |
| Virtualization |
The pooling of physical storage from multiple network storage devices into what appears to be a single storage device that is managed from a central console |
| Vsnap |
Virtual snapshot: space-efficient snapshot available on Enterprise Virtual Array family products |
| WORM |
An acronym for Write Once Read Many times, a class of optical recording systems that allow recording and adding data but not altering recorded data |
