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FC paths down after ONTAP upgrade

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Applies to

  • ONTAP 9
  • Update from ONTAP 9.14.1P9 to P13,  9.15.1P8 to P12
  • FCP
  • VMware ESXi

Issue

  • Multiple ESXi hosts are missing path to one LIF after ONTAP update
  • Rescan or reboot of the host does not bring back the path
  • Path shows as dead and disappears after rescan or reboot of host
  • Bouncing the switch port attached to LIF without paths is not successful
  • FC ping from ONTAP shows initiator is reachable, but not logged in:
::> vserver fcp ping-initiator show -vserver svm_example -WWPN 51:40:2e:c0:12:34:56:78
                            Node       Logical   Ping        Extended
Vserver   WWPN              Name       Interface Status      Status
--------- ----------------- ---------- --------- ----------- -----------------
svm_example
          51:40:2e:c0:12:34:56:78
                            node1_example
                                       fcp_lif1  reachable   wwpn-not-logged_in

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