• 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 page, click an ADPG cluster, and switch to the Services tab. Click actions default dark actions default light 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 cluster hosts to the component. The Host — Component tab is opened.

The Host — Component tab
The "Host — Component" tab

The service component for which the action is executed is highlighted in green. Click Add hosts and select a host for the component from the list that appears. The list displays hosts added to the cluster. To add a new host to the cluster, go to the Hosts page.

Add a host to a component
Add a host to a component

After the host is added, click Run.

In the next dialog window, click Run to confirm the action. You can also enable the Verbose checkbox to see additional execution details on the Jobs page.

Confirm the Expand action
Confirm the "Expand" action
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