PRIMECLUSTERGlobal Disk Services Configuration and AdministrationGuide 4.5

5.4.2 Group Configuration

The procedures for changing group are explained below.

Changing Group Configuration

1. Displaying Group Configuration screen

   In the Main screen [Settings] menu, select [Group Configuration]. Group Configuration screen appears.

   Figure 5.104 Group Configuration

   

2. Selecting group to change

   Select the group you want to change from Group Configuration screen [Group Name].

3. Changing configuration

   Follow the procedures below to connect a disk/lower level group to a group, or to disconnect a disk/lower level group from a group.

   1. Connecting a disk/lower level group
      

      1. Select the disk/lower level group you want to add to group from [Class Configuration Disk/Group] field.
         

      2. Click <Add>.
         

         Figure 5.105 Connecting disk/lower level group

         

   2. Disconnecting a disk/lower level group
      

      1. Select the disk/lower level group you want to disconnect from [Group Configuration Disk/Group] field.
         

      2. Click <Delete>.

4. Completing the change

   If you have no other changes to make, click <Exit>.

   
   

Changing Group Attributes

You can only change the [group name]. Change the group attribute using the following procedures.

Note

Preconditions for Changing Group Attributes

• The attributes of lower level groups cannot be changed.
  

• The attribute of the highest level group with active volumes cannot be changed. To change the attribute of such a group, first stop all the volumes within the highest level group on all the nodes within the class scope.
  

• When the group has master volumes or proxy volumes, the attribute of the group cannot be changed. To change the attribute of such a group, first break the proxy volumes.

1. Invoking the Group Attributes Definition screen

   Invoke the Group Attributes Definition screen using one of the following methods.

   1. Operation menu in the Main screen

      Click the target group's icon on the GDS configuration tree in the Main screen, and select [Operation]:[Change Attributes] to invoke the Group Attributes Definition screen.

   2. Change Attributes button in the Group Configuration screen

      Select the target group from the [Group Name] in the Group Configuration screen, and click the <Change Attributes> button to invoke the Group Attributes Definition screen.

      Figure 5.106 Group Attributes Definition Screen

      

2. Changing group name

   You can only change the group name.

   Click <OK> to apply the change, or <Cancel> to cancel.
   

   See

   For information on assigning a group name, see "A.1.1 Object Name."