http://elasticmapreduce.{region}.amazonaws.com/#X-Amz-Target=ElasticMapReduce.ModifyInstanceFleet<p>Modifies the target On-Demand and target Spot capacities for the instance fleet with the specified InstanceFleetID within the cluster specified using ClusterID. The call either succeeds or fails atomically.</p> <note> <p>The instance fleet configuration is available only in Amazon EMR versions 4.8.0 and later, excluding 5.0.x versions.</p> </note>
{
"success": true,
"data": {
"id": "abc123",
"created_at": "2025-01-01T00:00:00Z"
}
}{
"success": false,
"error": {
"code": "VALIDATION_ERROR",
"message": "Invalid request parameters"
}
}1curl --request POST \2 --url 'http://elasticmapreduce.{region}.amazonaws.com/#X-Amz-Target=ElasticMapReduce.ModifyInstanceFleet' \3 --header 'accept: application/json' \4 --header 'content-type: application/json'1{2 "success": true,3 "data": {4 "id": "abc123",5 "created_at": "2025-01-01T00:00:00Z"6 }7}http://elasticmapreduce.{region}.amazonaws.com/#X-Amz-Target=ElasticMapReduce.ModifyInstanceFleet<p>Modifies the target On-Demand and target Spot capacities for the instance fleet with the specified InstanceFleetID within the cluster specified using ClusterID. The call either succeeds or fails atomically.</p> <note> <p>The instance fleet configuration is available only in Amazon EMR versions 4.8.0 and later, excluding 5.0.x versions.</p> </note>
{
"success": true,
"data": {
"id": "abc123",
"created_at": "2025-01-01T00:00:00Z"
}
}{
"success": false,
"error": {
"code": "VALIDATION_ERROR",
"message": "Invalid request parameters"
}
}1curl --request POST \2 --url 'http://elasticmapreduce.{region}.amazonaws.com/#X-Amz-Target=ElasticMapReduce.ModifyInstanceFleet' \3 --header 'accept: application/json' \4 --header 'content-type: application/json'1{2 "success": true,3 "data": {4 "id": "abc123",5 "created_at": "2025-01-01T00:00:00Z"6 }7}