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Adding a New Compute Node to Existing Contrail Cluster Using Contrail Command

 

You can add or remove a new node from an existing containerized Contrail cluster.

To add a new compute node to an existing Contrail OpenStack cluster:

  1. Login to Contrail Command UI as a super user using credentials admin for username and contrail123 for password.

    The default credentials for Contrail Command are admin for username and contrail123 for password. We strongly recommend creating a unique username and password combination. See Installing Contrail Command.

  2. Click Servers.
    1. Click Create.
    2. Enter the required details.
    3. Click Create.
  3. Click Cluster.
    1. Click Add under Compute Nodes.
    2. Select the required server from Available Servers list.
    3. Click Assign Nodes.

Perform the following steps to remove a compute node from an existing Contrail OpenStack cluster.

Note

Workloads on the deleted computes must be removed before removing the compute node from the cluster.

  1. Login to Contrail Command UI as a super user using credentials admin for username and contrail123 for password.

    The default credentials for Contrail Command are admin for username and contrail123 for password. We strongly recommend creating a unique username and password combination for security purposes. See Installing Contrail Command.

  2. Click Cluster.
  3. Click Compute Nodes.
  4. Remove the required compute node.

You can also add a compute node to existing Contrail cluster using instances.yaml file. For details, refer to How to Add a New Compute Node to an Existing Contrail Cluster Using the instances.yaml File.