Amazon EMR - Updating Cluster Connection Metadata
This example uses these licensed products provided by Amazon:
- Amazon EC2
- Amazon EMR
For more information about how to launch an Amazon EMR cluster from the Talend Studio, see Amazon EMR - Getting Started.
Updating cluster connection metadata
Each time you start a new cluster, it is necessary to update the cluster connection metadata in the Talend Studio Repository.
- On a Windows instance, navigate to C:\Windows\System32\drivers\etc\ and open the hosts file.
- On a Linux instance, open the /etc/hosts file.
To update the Hadoop cluster metadata in the Talend Studio with the connection information of the new cluster, do the following:
- In the Talend Studio Repository, double-click your Hadoop cluster connection metadata and click Next.
In the Update Hadoop Cluster Connection - Step 2/2
window, update the private DNS values:
In the popup message, click Yes to accept the
propagation to all Jobs of the new configuration.
Click OK to update all your Jobs.
If you previously created a connection to HDFS, it will also be updated.