DATA BACKUP SYSTEM, STORAGE SYSTEM UTILIZING THE DATA BACKUP SYSTEM, DATA BACKUP METHOD AND COMPUTER READABLE MEDIUM FOR PERFORMING THE DATA BACKUP METHOD

摘要

A data backup system comprising: a first storage device; a second storage device; a backup controller; and a backup power supplying device; wherein the data is stored to the first storage device in a first mode via main power, and the backup controller receives backup power from the backup power supplying device to move the data stored in the first storage device to the second storage device in a second mode.