Patent ID: 8527983
Filing Date: 2013-09-03
Classification: G06F

Abstract:
1. An operating system (OS) installation method for a computer system including a system device having a plurality of host bus adaptors and an input/output (I/O) device unit having a plurality of disk units, the system device and the I/O device unit being connected to each other through the host bus adaptors by redundant connection paths, the OS installation method comprising: the host bus adaptor driver: wherein the computer system includes: an installer for installing the operating system in one disk unit of the I/O device unit, and a host bus adaptor driver for controlling the plurality of the host bus adaptors, wherein each host bus adaptor includes nonvolatile memories having OS start information to register connection information for starting the operating system, and wherein the OS start information includes a flag for controlling whether the host bus adaptor is to be used or not for starting the operating system.