Enterprise data storage has almost become a science unto itself, with the days of simple backup long gone. Now in regular use are so-called tiers of storage, as the data is judged by various business criteria as to its timeliness and general importance. High-value data used on a daily or regular basis is housed on fast primary disks, or online, storage; data that may be accessed on occasion goes on slower, cheaper disks for nearline storage; and old or rarely accessed files go into storage tape, or the offline tier. By splitting the tiers in this fashion, enterprises can save greatly on power draw, cost and impact on the environment. - Video Content....
