HDInsight available on more virtual machine sizes

Azure HDInsight is available on more virtual machine types and sizes. HDInsight can utilize the following: * A2 to A7 sizes that are built for general purposes * D-Series nodes that feature solid-state drives (SSDs) and 60-percent faster processors * A8 and A9 sizes that have InfiniBand support for fast networking For more information, please visit [HDInsight pricing](https://azure.microsoft.com/en-us/pricing/details/hdinsight/) webpage. * Features