<p>A secondary storage system, for maintaining data units transferred from a primary storage system is provided. The secondary storage system includes secondary storage media. Not all of the secondary storage media are powered on at the same time. The secondary storage media includes at least one storage medium that is always in the powered-on mode. Metadata is stored in one or more of at least the one storage medium in the powered-on mode. The metadata includes at least one attribute of a data unit stored in a secondary storage medium that is in the lower power mode of operation than at least the one storage medium that is always in the powered-on mode.</p>
申请公布号
WO2007041377(A2)
申请公布日期
2007.04.12
申请号
WO2006US38214
申请日期
2006.09.29
申请人
COPAN SYSTEMS, INC.;WANG, YOU;HARTUNG, STEVEN, FREDRICK;MERRY, KENNETH, D.;GABRYSCH, THOMAS
发明人
WANG, YOU;HARTUNG, STEVEN, FREDRICK;MERRY, KENNETH, D.;GABRYSCH, THOMAS