HIGHLY AVAILABLE STORAGE SYSTEM

摘要

PROBLEM TO BE SOLVED: To solve a problem that a large capacity storage sub-system can not be driven when midplane circuit card for electrically mutually connecting a data storage device in a storage sub-system to an I/O controller card and a power supply is failed. SOLUTION: A method and a system for improving the reliability and usability of the storage sub-system by removing the midplane circuit card is provided.