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ONTAP 7-Mode Transition

Reattaching RDM to VMs using vSphere Client


After transition of an ESXi host using the 7-Mode Transition Tool (7MTT), you must reattach your RDMs to virtual machines (VMs).

Your stale Raw Device Mappings (RDMs) must have been removed.

  1. Open the ESXi host or vCenter server managing the ESXi host.

  2. Right-click the VM, and then select Edit Settings.

    The VM Properties window opens.

  3. Click Add.

    The Add Hardware window opens.

  4. Click Hard Disk.

  5. Click Next to select the disk.

  6. Select Raw Device Mappings.

  7. Click Next to select the target LUN.

  8. Select the LUN with the new clustered Data ONTAP NAA ID that you noted from the 7MTT mapping file.

  9. Click Next.

  10. Choose Select Datastore.

  11. Select the datastore that matches the disk path that you noted in the 7MTT mapping file.

  12. Click Next.

  13. Choose either Physical or Virtual for the Compatibility Mode.

    Choose the compatibility mode noted when your stale RDM was removed.

  14. Click Next.

  15. Choose Advance Options.

  16. Select the Virtual Device Node.

    Select the virtual device mode that you noted when you removed the stale RDM.

  17. Click Next.

  18. Click Finish to submit your changes.

  19. Repeat the steps for all VMs with RDM attached.

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