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ONTAP SAN iSCSI path failure after ONTAP update 9.13.1P5 to 9.16.1

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ontap-9
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san
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Applies to

  • ONTAP iSCSI
  • VMware iSCSI

Issue

  • Soon after updating to ONTAP 9.16.1 VMware workloads have performance impact and lost path
  • Large number of network discards observed on path
  • Offline degrade LIF/Path returns performance to normal

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