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Cisco Bug: CSCvt62875 - Single bit ECC error disabling interfaces with Hardware Failure message

Last Modified

May 04, 2020

Products (1)

  • Cisco MDS 9000 Series Multilayer Switches

Known Affected Releases

6.2(13)

Description (partial)

Symptom:
Single bit ECC error is causing interfaces to be disabled as Hardware Failure:

show logging log
%MODULE-2-MOD_SOMEPORTS_FAILED: Module 1 reported failure on ports fc1/1-2 (Fibre Channel) due to failure in device DEV_VIP_ICB (device error 0xcc003600)
%PORT-5-IF_DOWN_HW_FAILURE: %$VSAN 1%$ Interface fc1/1 is down (Hardware Failure)  
%PORT-5-IF_DOWN_HW_FAILURE: %$VSAN 1%$ Interface fc1/2 is down (Hardware Failure)  

show interface brief
fc1/1     1      auto   on      hwFailure    swl    --    --     --       
fc1/1     1      auto   on      hwFailure    swl    --    --     --       

show module internal exceptionlog
********* Exception info for module 1 ********

exception information --- exception instance 1 ----
Module Slot Number: 1
Device Id         : 200
Device Name       : 0xC8
Device Errorcode  : 0xcc800600
Device ID         : 200 (0xc8)
Device Instance   : 00 (0x00)
Dev Type (HW/SW)  : 06 (0x06)
ErrNum (devInfo)  : 00 (0x00)
System Errorcode  : 0x42a40019 (null)
Error Type        : Minor error
PhyPortLayer      : Fibre Channel
Port(s) Affected  : fc1/1-2
Error Description : PPR_INT_IRQ_FLD_KFF1_SINGLE_ECC_ERROR
DSAP              : 0 (0x0)
UUID              : 1103 (0x44f)

Conditions:
Seen on MDS 9148S switch where this is a day one issue.
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