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DualControllerNonHa_Alert generated when adding 2 nodes to Metrocluster

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Applies to

  • Metrocluster IP
  • Adding another HA pair to Metrocluster (increasing to an 8-node MCC-IP configuration)

Issue

  • Adding a new HA pair to an existing Metrocluster resulted in the alert
::*> system health alert show
               Node: Node-01
           Alert ID: DualControllerNonHa_Alert
           Resource: Shelf 3.10
 Severity: Major
    Indication Time: Fri Nov 21 13:33:33 2025
           Suppress: false
        Acknowledge: false
     Probable Cause: Storage shelf 10 is connected to two controllers
                     (Node-01, Node-02) that are not an HA pair.
    Possible Effect: Access to shelf 3.10 will be lost with a single
                     controller failure.
 Corrective Actions: 1. Halt all controllers that are connected to shelf 3.10.
                     2. Connect shelf 3.10 to both HA controllers following the guide applicable to your shelf.
                     3. Reboot the halted controllers.

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