Users Guide

Configuring backplane mode using web interface
To configure backplane mode using iDRAC web interface:
1. In the iDRAC web interface, go to Overview > Storage > Enclosures > Setup
The Enclosure Setup page is displayed.
2. From the Controller drop-down menu, select the controller to configure its associated enclosures.
3. In the Value column, select the required mode for the required backplane or enclosure:
● Unified Mode
● Split Mode
● Split Mode 4:20
● Split Mode 8:16
● Split Mode 16:8
● Split Mode 20:4
● Information Not Available
4. From the Apply Operation Mode drop-down menu, select Apply Now to apply the actions immediately, and then click
Apply.
A job ID is created.
5. Go to the Job Queue page and verify that it displays the status as Completed for the job.
6. 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
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