To replace a host bus adapter online

1. Start the vxdiskadm utility:

   # vxdiskadm

2. Select the Dynamic Reconfiguration operations option from the vxdiskadm menu.
3. Select the Replace HBAs option.

   The output displays a list of HBAs that are available to DMP.

4. Select one or more HBAs to replace.
5. At the prompt, confirm the HBA selection.
6. Replace the host bus adapter.
7. Return to the Dynamic Reconfiguration tool and select y to continue the replacement process.

   DMP updates the operating system device tree.