We are happy to announce the availability of Spark 2.1.1! Apache Spark 2.1.1 is a maintenance release, based on the branch-2.1 maintenance branch of Spark. We strongly recommend all 2.1.x users to upgrade to this stable release.
To download Apache Spark 2.1.1 visit http://spark.apache.org/downloads.html We would like to acknowledge all community members for contributing patches to this release.