Patent ID: 7797416
Filing Date: 2010-09-14
Classification: G06F

Abstract:
1. A computer system comprising one or several computers, one or several I/O devices allocated for each of said computers and for connecting with external devices, one or several I/O switch devices interposed between said computers and said I/O devices and switching the connections thereof, and a management server managing the situation of the connections between said computers and said I/O devices, wherein: said management server is provided with a storage part storing I/O configuration information, defining the association between said computers and said I/O devices, and I/O switch management information managing information about said connected I/O devices for each of said I/O switches; and a processing part comparing pieces of said I/O configuration information and pieces of said I/O switch management information, judging whether there might be a mismatch in the connection configuration between said computers and said I/O devices and, in case it is judged that there is a mismatch, terminating the activation for the computer having the mismatched connection configuration, allocating a substitute I/O device, and updating said I/O switch management information.