Enable Support for Clustered Windows Servers using clustered RAID controllers

Taikoma: Windows Server 2012 StandardWindows Server 2012 StandardWindows Server 2012 Datacenter


When you run a cluster validation wizard for Windows Server 2008 R2-based or Windows Server 2012-based Failover Cluster, the validation may fail. Additionally, you may receive an error message that resembles the following: 

Disk bus type does not support clustering


This problem occurs if the shared storage type used by the system is Direct Attached clustered RAID controllers.


To resolve this problem, add a registry key that enables support for shared storage using Direct Attached clustered RAID controllers.

Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs.
For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:

322756  How to back up and restore the registry in Windows

To add the key to the registry, follow these steps:

  1. Open Registry editor (regedit.exe).
  2. Locate and then select the following registry subkey:

  3. Right-click on the Parameters key and then choose New.
  4. Select DWORD and give it a name of AllowBusTypeRAID.
  5. Once the key is created, give it a value of 0x01.
  6. Click on OK.
  7. Exit the Registry editor.
  8. Restart the computer.

More Information

For more information on validated solutions for Cluster in a Box Validation Kit, visit the following TechNet article: