Compound computer system and method for sharing PCI devices...

Details Compound computer system and method for sharing PCI devices... Compound computer system and method for sharing PCI devices...

2009-12-11

2011-10-25

Knoll, Clifford (Department: 2111)

Electrical computers and digital data processing systems: input/

Intrasystem connection

Bus interface architecture

C710S104000, C714S023000

Reexamination Certificate

active

08046520

ABSTRACT:
A resource management module of a management server for controlling a multi-root I/O manager connected to a PCI switch for connecting a plurality of I/O devices and a plurality of computers with each other includes: failure handling content information indicating, for each computer sharing a multi-root I/O device, a content of a failure handling at an occurrence of a failure in the multi-root I/O device; and failure handling availability status information indicating whether a hardware reset of the multi-root I/O device is possible and updates, upon reception of a notification of the occurrence of the failure in the multi-root I/O device, the failure handling availability status information, and instructs, based on the failure handling availability status information, the multi-root I/O manager to restrain or cancel the hardware reset of the multi-root I/O device.

REFERENCES:
patent: 7058738 (2006-06-01), Stufflebeam, Jr.
patent: 7707465 (2010-04-01), Boyd et al.
patent: 2002/0008961 (2002-01-01), Amaike et al.
patent: 2002-32153 (2002-01-01), None
Advanced Switching Technology Tech Brief, issued in 2005, ASI-SIG.

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