QuestionQ12

Disaster Recovery

You have an 8-node MetroCluster IP configuration that runs NetApp ONTAP 9.14.1 and uses the NetApp ONTAP Mediator service. An HA failure occurs in one DR group.

What happens in this scenario?

  • A Mediator-assisted Automatic Unplanned Switchover (MAUSO) will be triggered.
  • B Mediator-assisted Automatic Unplanned Switchover (MAUSO) will not be triggered.
  • C Switchover will happen only for the failed HA pair.
  • D Switchover will happen only if the failure domain is set to auso-on-cluster-disaster.
Explanation

Beginning with ONTAP 9.13.1, the default automatic unplanned switchover failure domain for MetroCluster IP is auso-on-dr-group. In an eight-node MetroCluster IP configuration, this setting triggers Mediator-assisted Automatic Unplanned Switchover (MAUSO) when an HA pair in one DR group fails, provided the standard MAUSO conditions are satisfied.

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