Detecting and sparing of optical PCIE cable channel attached IO drawer

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United States of America Patent

PATENT NO 9582366
SERIAL NO

14549957

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Abstract

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A method, system and computer program product are provided for detecting state and sparing of optical Peripheral Component Interconnect Express (PCI-Express or PCIE) cable channels attached to an IO drawer. System firmware is provided for implementing health check functions and state detection and sparing functions. One or more optical cables are connected between a host bridge and a PCIE enclosure, each optical cable includes one or more spare optical channels. An identified failed optical channel is rerouted to the spare optical channel.

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Patent Owner(s)

  • INTERNATIONAL BUSINESS MACHINES CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Arroyo, Jesse P Rochester, US 73 611
Bauman, Ellen M Rochester, US 25 312
Block, Timothy R Rochester, US 20 494
Engel, Christopher J Rochester, US 27 155
Naderi, Kaveh Austin, US 19 130
Nordstrom, Gregory M Pine Island, US 42 768
Pross, Harald Wildberg, DE 16 128
Sand, Thomas R Rochester, US 16 80

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