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Azure Cloud Volumes ONTAP takeover impossible due to unsynchronized logs

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

  • ONTAP 9
  • Cloud Volumes ONTAP (CVO)
  • Microsoft Azure

Issue

  • Azure instance HA is degraded in Cloud Manager
  • There are EMS errors stating failover is not possible due to interconnect errors
Sat Aug 15 03:07:50 -0700 [clusterAnode1: monitor: monitor.globalStatus.critical:EMERGENCY]: Controller failover of gvmx2pontapcloudha2-01 is not possible: HA interconnect error. Verify that the partner node is running and that the HA interconnect cabling is correct, if applicable. For further assistance, contact technical support.
Sat Aug 15 03:08:44 -0700 [clusterAnode1: cfdisk_config: cf.diskinventory.sendFailed:debug]: params: {'errorCode': '0', 'reason': 'HA Interconnect down'}
  • Errors such as the following are logged prior to the interconnect errors
Sat Aug 15 03:06:07 -0700 [clusterAnode1: kernel: vsa.scheduledEvent.mlx.detch:notice]: NIC SR-IOV driver detach event detected. Unsynchronized log might be seen or HA takeover might occur if SR-IOV driver remains detached.

 

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Case Citation
edd7cf0d-9165-4197-a07c-402c7c58f6ef