| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a disk array device capable of improving reliability. <P>SOLUTION: The disk array device for reading and writing a volume composed of a plurality of physical disks includes: a table for storing a disk number and a sector number about a sector of a physical disk having a history in which an error occurs in the past; and a control part for checking whether there is an error history in a sector of the physical disk of an access object with reference to the table, and reading and writing the sector of the physical disk when there is no error history. <P>COPYRIGHT: (C)2012,JPO&INPIT |
