Post x amz targetelasticmapreduce.modifycluster — elasticmapreduce

v1

latestOpenAPI 3.0.0Apache 2.0 License2026-07-1453313285.5 KB

Modifies the number of steps that can be executed concurrently for the cluster specified using ClusterID.

post/#X-Amz-Target=ElasticMapReduce.ModifyCluster

Headers

X-Amz-Target'ElasticMapReduce.ModifyCluster' required

Request body

ClusterIdstring required

The unique identifier of the cluster.

StepConcurrencyLevelinteger

The number of steps that can be executed concurrently. You can specify a minimum of 1 step and a maximum of 256 steps. We recommend that you do not change this parameter while steps are running or the <code>ActionOnFailure</code> setting may not behave as expected. For more information see <a>Step$ActionOnFailure</a>.

Response

Success

StepConcurrencyLevelinteger

The number of steps that can be executed concurrently.