Hi All, this document deals with how to increase the number of nodes in AWS EMR.


Working AWS EMR cluster, if you don’t have to check this link.


Step 1: Login to AWS console and select EMR from the services.
Step 2: Choose your cluster.

Step 3: In the hardware section there is an option to resize, choose that.

Step 4: Now you can see the current worker node, instance count.

Step 5: Increase the instance count as per your requirement, In my case, I’m increasing to 3.

Step 6: Wait for the operation to get completed.

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Prabhin Prabharkaran

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