After you create a dedicated host, you can enable or disable automatic deployment. If you enable automatic deployment for a dedicated host, the dedicated host is added to the resource pool of your Alibaba Cloud account for automatic deployment.

Background information

If you need to deploy an ECS instance on a dedicated host, you can specify a dedicated host ID when you create the instance. You can also enable automatic deployment for the ECS instance. The system then selects a dedicated host from the resource pool to deploy the instance. For information about automatic deployment, see Automatic deployment. For information about how to deploy an ECS instance on a dedicated host when you create the instance, see Create an instance by using the wizard.


  1. Log on to the ECS console.
  2. In the left-side navigation pane, choose Instances & Images > Dedicated Hosts.
  3. In the top navigation bar, select a region.
  4. Select the dedicated host. In the upper-left corner of the Dedicated Host tab, choose dropdown-menu > Modify DDH Info.
  5. In the Modify DDH Information dialog box, turn on Automatic Deployment.
  6. Click OK.