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Takeover not possible after AWS CVO node upgrade

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cloud-volumes-ontap-cvo
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cloud
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Applies to

  • Cloud Volumes ONTAP (CVO)
  • Amazon Web Services (AWS)

Issue

  • CVO major release upgrade started using the CLI
  • 1st node completes upgrade and partial giveback performed
  • Storage failover show is stating takeover is not possible and each node is waiting on the other

Cluster::*> storage failover show
                              Takeover
Node           Partner        Possible State Description
-------------- -------------- -------- -------------------------------------
Node1         Node2            false   Waiting for Node2, Partial
                                       giveback, Takeover is not possible:
                                       The version of software running on
                                       each node of the SFO pair is
                                       incompatible, Storage failover
                                       interconnect error, NVRAM log not
                                       synchronized, Disk inventory not exchanged
Node2         Node1            false   Waiting for Node1, Partial
                                       giveback, Takeover is not possible:
                                       The version of software running on
                                       each node of the SFO pair is
                                       incompatible, Storage failover
                                       interconnect error, NVRAM log not
                                       synchronized, Disk inventory not exchanged

  • RDMA interconnect is down for both nodes

Cluster::*> storage failover show -fields interconnect-links,interconnect-up,interconnect-type
node           interconnect-up interconnect-links                    interconnect-type
-------------- --------------- ------------------------------------- -----------------
Node1         false           RDMA Interconnect is down (Link down) MVIA-RDMA
Node2         false           RDMA Interconnect is down (Link down) MVIA-RDMA
2 entries were displayed.


Cluster::*> ha interconnect status show
  (system ha interconnect status show)

                       Node: Node1
                Link Status: down
         IC RDMA Connection: down

                       Node: Node2
                Link Status: down
         IC RDMA Connection: down
2 entries were displayed.

 

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