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Upgrade of AWS CVO from 9.5 to 9.6 from Cloud Manager fails with boot logs showing para virtualized network interfaces

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Category:
cloud-volumes-ontap-cvo
Specialty:
CLOUD
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Applies to

  • Cloud Volumes ONTAP (CVO)
  • Amazon Web Services (AWS)
  • ONTAP upgrade from 9.4 or 9.5 to >=9.6
  • XEN based AWS instances (R4 instance types)
  • Single root Input Output Virtualization (SR-IOV)
  • Elastic Network Adapter (ENA)

Issue

Upgrade of AWS CVO from 9.4 or 9.5 to >=9.6 from Cloud Manager fails with boot logs showing presence of para virtualized network interfaces , the support of which stopped in ONTAP 9.6

Example:

xn - shows para virtualized network devices which is not supported from ONTAP 9.6 onwards and CVO fails to boot.

Booting [x86_64/freebsd/image2/kernel]... NetApp Data ONTAP 9.7P7

at device/vif/0xn device e0a is attached
at device/vif/1xn device e0b is attached
at device/vif/2xn device e0c is attached
at device/vif/3xn device e0d is attached

 

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Case Citation
8dc73d16-c01d-4065-97bc-451a65eba95e