Assign Or Unassign DCUs To a PDomain Host
Before You Begin
- The Admin (
a
) role is required to configure Host DCU assignments. - Prior to assigning and unassigning DCUs to a Host, you must ensure that
the Host on the assigned DCU is powered-off.
Note:
Some servers support the configuration of non-Bounded PDomain (Expandable is set to True) and Bounded PDomain (Expandable is set to False). For further details about non-Bounded or Bounded PDomains, see the information in the administration guide provided with your server. - The Reset and Host Control (r) role is required to modify the host power state.
To assign or unassign DCUs, follow these steps:
-
Determine the current DCU assignments for hosts by performing one of the following:
- Web: Click System Management > Domains.
In the Host Configuration table, view the Assigned DCU column and, if supported, the Expandable column.
For further details, click the More details ... link on the Domains page.
- CLI: Type the following command string:
show Servers/PDomains/PDomain_n/host
View the
dcus_assigned =
property under the host target.
- Web: Click System Management > Domains.
-
Power-down the PDomain host on the assigned DCU by performing one of the following:
- Web: Click System Management > Power Control page, then click the More details... link on the Power Control page for further instructions.
- CLI: Type the following command string:
stop /Servers/PDomains/PDomain_n/host
-
To assign or unassign DCU assignments to the powered-off host, perform one of the
following:
- Web: In the System Management > Domains page, click the More details... link for instructions.
- CLI: Perform one of the following
- To assign a DCU, type the following command string:
set /Servers/PDomains/PDomain_n/host dcus_assigned= [/SYS/DCUn]
To verify the status of the DCU assignment, type: show /Servers/PDomains/PDomain_n/host
View the
operation_in_progress =
property. - To unassign a DCU, type the following command string:
set /Servers/PDomains/PDomain_n/host dcus_assigned= [/SYS/DCUn]
To verify that the specified DCU is unassigned, type: show /Servers/PDomains/PDomain_n/host
View the
dcus_available =
property under the host target.
- To assign a DCU, type the following command string:
-
Start the PDomain host that was stopped in Step 2, for instance:
- Web: Click the More Details ... link for instructions.
- CLI: Type the following command string:
start /Servers/PDomains/PDomain_n/host