“no power resource” nexus 2k

Details:

Fan Fex : 101:
——————————————————
Fan Model Hw Status
——————————————————
Chassis N2K-C2248-FAN — ok
PS-1 N2200-PDC-400W — no power source <<<<<<<<<
PS-2 N2200-PDC-400W — no power source <<<<<<<<<

fex-101# show platform software satctrl trace | no-more


06/12/2014 20:33:30.663031: Err:Unable to read PS module presence 0
06/12/2014 20:33:30.663077: Err:Unable to read PS module presence 1
06/12/2014 20:33:31.869076: Err:Unable to read fantray 1 presence bit
06/12/2014 20:33:31.869146: Err:Unable to read PS module presence 0
06/12/2014 20:33:31.869191: Err:Unable to read PS module presence 1
06/12/2014 20:33:32.882099: Err:Unable to read fantray 1 presence bit

The exact trigger is not clear yet but seen on DC PSU on N2K connected to N7K in code 6.2(2a).

This is a cosmetic issue on the cli output, no impact on the FEX.

Solution:-

Reload can temporary fix the issue. For permanent fix upgrade to bug (CSCup42901) fixed version

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