Patent Number: 8,719,626

Title: Proactively removing channel paths in error from a variable scope of I/O devices

Abstract: A channel path error correction system includes a processor with one or more channels and a switch operatively coupled to the one or more channels of the processor. The system also includes an I/O device including one or more ports, the I/O device being operatively coupled to the switch by the one or more ports; a plurality of control units. Each control unit includes at least one of the channels and at least one of the ports and a memory operable for storing information relating to detected channel path errors associated with each of the plurality of control units.

Inventors: Compton; Scott B. (Hyde Park, NY), Norberg; Craig D. (Wappinger Falls, NY), Riedy; Dale F. (Poughkeepsie, NY), Yudenfriend; Harry M. (Poughkeepsie, NY)

Assignee: International Business Machines Corporation

International Classification: G06F 11/00 (20060101)

Expiration Date: 5/06/12018