Configure the tAmazonEMRResize
component to resize a running Amazon EMR cluster by adding a new task instance
group.

1. Double-click the tAmazonEMRResize
   component to open its Basic settings view.
   

2. In the Access Key and Secret Key fields, enter the authentication credentials
   required to access Amazon S3.
3. From the Action drop-down list, select
   Add task instance group to resize the cluster
   by adding a new task instance group.
4. In the Cluster id field, enter the ID
   of the cluster to be resized. In this example, the returned value of the global
   variable CLUSTER_FINAL_ID of the previous tAmazonEMRManage component is used.
   Note that you can retrieve the global variable by pressing Ctrl + Space and selecting the relevant global variable
   from the list.
5. In the Group name field, enter the
   name of the task instance group to be added in the cluster. In this example, it is
   talend-doc-instance-group.
6. In the Instance count field, specify
   the number of the instances to be created.
7. From the Task instance type drop-down
   list, select the type of the instances to be created.