You must mirror the root aggregates in your MetroCluster configuration to ensure data protection.
You must have ensured that the SyncMirror requirements for the MetroCluster configuration with array LUNs are satisfied.
Requirements for a MetroCluster configuration with array LUNs
You must repeat this task for each controller in the MetroCluster configuration.
controller_A_1::> storage aggregate mirror aggr0_controller_A_1