Azure HDInsight—Autoscale is now generally available

Autoscale for Azure HDInsight is now generally available across all regions for Apache Spark and Hadoop workloads. This feature makes it possible to operate your big data analytics workloads in a more cost-efficient and productive way, so you can drive higher use of your HDInsight clusters and pay only for what you need.
Source: Azure Roadmap
Source Link: Azure HDInsight—Autoscale is now generally available