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CONTAP-187143: Interconnect ports e0a/e0b down on AFF-A400

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Category:
ontap-9
Specialty:
hw
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Issue

  • HA Interconnect ports e0a and e0b offline with storage failover status:
       ::> storage failover show -node
                                  Takeover
       Node Partner Possible State Description
       -------------- -------------- -------- -------------------------------------
       node_name-1 node_name-2 false Waiting for scc63n08b, Takeover is
                                                                 not possible: Storage failover
                                                                 interconnect error, NVRAM log not
                                                                 synchronized
       node_name-2 node_name-1 false Waiting for scc63n08a, Takeover is
                                                                 not possible: Storage failover
                                                                 interconnect error, NVRAM log not
                                                                 synchronized
       2 entries were displayed.

  • HA interconnect ports not recoverable in the ONTAP CLI with:
       ::> system ha interconnect status show -node
                           Node: node_name-1
                  Link 0 Status: down
                  Link 1 Status: down
               Is Link 0 Active: false
               Is Link 1 Active: false
             IC RDMA Connection: down
                           Node: node_name-2
                  Link 0 Status: down
                  Link 1 Status: down
              Is Link 0 Active: false
               Is Link 1 Active: false
             IC RDMA Connection: down
       2 entries were displayed.

  • HA interconnect cable loopback shows operational link up in one of the controllers

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