Modify Instance Groups
POST {{aws_emr_base_url}}/?Action=ModifyInstanceGroups
Request Params
| Key | Datatype | Required | Description |
|---|
Action | string | | |
Request Body
{"ClusterId"=>"string", "InstanceGroups"=>[{"Configurations"=>[{"Classification"=>"string", "Configurations"=>["Configuration"], "Properties"=>{"string"=>"string"}}], "EC2InstanceIdsToTerminate"=>["string"], "InstanceCount"=>42, "InstanceGroupId"=>"string", "ShrinkPolicy"=>{"DecommissionTimeout"=>42, "InstanceResizePolicy"=>{"InstancesToProtect"=>["string"], "InstancesToTerminate"=>["string"], "InstanceTerminationTimeout"=>42}}}]}
| Key | Datatype | Required | Description |
|---|
Content-Type | string | | |
User-Agent | string | | |
X-Amz-Target | string | | |