• The Expand action is available for the ADPG, Balancer, Chrony, and Etcd services.

  • After you add nodes to expand the Etcd service, it is necessary to execute the Reconfigure & Reload action of the ADPG service and Reconfigure & Restart of the Balancer service.

The Expand action adds new hosts to a service.

To run the action, go to the CLUSTERS tab, click the ADPG cluster, and select Services in the left-side menu. Click green arrow in the Actions column and select the action from the drop-down list that appears.

Execute the Expand action
Execute the "Expand" action

When you choose Expand, ADCM displays a dialog window to specify settings for the action.

The Run an action window
The "Run an action" window

In the Run an action dialog window, you can choose whether ADCM reboots cluster servers after installation. Click Next to open the tab where you can add new hosts and map them to the corresponding components.

The Host Components tab
The "Host Components" tab

Click add hosts to add new hosts. The Add hosts window is displayed.

The Add hosts window
The "Add hosts" window

Add hosts and click outside the Add hosts window to close it.

On the Host Components tab, click the component to select it, and then select hosts for this component.

Distribute components
Distribute components

In this dialog window, you can also select the Verbose checkbox to see additional execution details on the JOBS tab.

Click Run to execute the Expand action.

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