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FC-AL LINK_FAILURE reported by stretch MetroCluster nodes

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Applies to

  • Stretch MetroCluster
  • ONTAP 9
  • ATTO FibreBridge 7500N / 7600N

Issue

  • An autosupport is triggered for FC-AL LINK_FAILURE
  • The FC port that reports the error is in a <DOWN> state
Example:
 
::> run local sysconfig -v
    slot 1: FC Host Adapter 1a (Emulex XE201 rev. 48, <DOWN>)
        Board name:        111-02455
        Serial Number:     ABCDEFGHIJ
        Firmware rev:      12.0.378.1
        Host Port Id:      N/A
        FC Node Name:      2:000:000000:000000
        FC Port Name:      1:000:000000:000000
        Link Data Rate:    N/A
  • There is a significant number of errors reported by the ATTO bridge
Example:

get FCPortErrors all

; Fibre Channel Error Counts 
; Port | Link Failures | Sync Loss | Signal Loss | Invalid Tx | Invalid CRC
;==========================================================================
   1           1051711     1795435         80860     14901579             0
   2           1052319     1792284         79121     22508820             0

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