| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a storage device, a computer system, and a storage system, capable of attaining a new storage configuration enabling apparent elimination of the overhead and enabling high-speed access all the time particularly when constructing a high parallel configured high-speed flash memory system. <P>SOLUTION: The storage device 70 includes flash memories 75 and 76 as a main storage and has the function of rewriting at least a partial region of the flash memories by additional writing update data in an empty region and invalidating original data and, during the standby of the device where there is no access from the outside, performing restoration processing for automatically restoring the invalidated region to an empty region. <P>COPYRIGHT: (C)2007,JPO&INPIT |
