Users Guide

1. In the iDRAC web interface, go to Configuration > Storage Configuration > Enclosures Configuration.
2. From the Controller menu, select the controller to configure its associated enclosures.
3. From the Action drop-down menu, select Edit Enclosure Mode.
The Edit Enclosure Mode page is displayed.
4. In the Current Value column, select the required enclosure mode for the backplane or enclosure. The options are:
● Unified Mode
● Split Mode
● Split Mode 4:20
● Split Mode 8:16
● Split Mode 16:8
● Split Mode 20:4
NOTE: For C6420, the available modes are: Split Mode and Split Mode-6:6:6:6. Few values may be only supported on
certain platforms.
For R740xd and R940, power cycle of the server is needed to apply the new backplane zone and for C6420, A/C cycle (of
the blade chassis) to apply the new backplane zone.
5. Click Add to Pending Operations.
A job ID is created.
6. Click Apply Now.
7. Go to the Job Queue page and verify that it displays the status as Completed for the job.
8. Power cycle the system for the setting to take effect.
Configuring enclosure using RACADM
To configure the enclosure or backplane, use the set command with the objects in BackplaneMode.
For example, to set the BackplaneMode attribute to split mode:
1. Run the following command to view the current backplane mode:
racadm get storage.enclosure.1.backplanecurrentmode
The output is:
BackplaneCurrentMode=UnifiedMode
2. Run the following command to view the requested mode:
racadm get storage.enclosure.1.backplanerequestedmode
The output is:
BackplaneRequestedMode=None
3. Run the following command to set the requested backplane mode to split mode:
racadm set storage.enclosure.1.backplanerequestedmode "splitmode"
The message is displayed indicating that the command is successful.
4. Run the following command to verify if the backplanerequestedmode attribute is set to split mode:
racadm get storage.enclosure.1.backplanerequestedmode
The output is:
BackplaneRequestedMode=None (Pending=SplitMode)
5. Run storage get controllers command and note down the controller instance ID.
Managing storage devices
263