Amazon EMR
Amazon EMR Release Guide

What's New?

This topic covers features and issues resolved in the current release of Amazon EMR. These release notes are also available on the Release 5.28.0 Tab, along with the application versions, component versions, and available configuration classifications for this release.

Subscribe to the RSS feed for Amazon EMR release notes at https://docs.aws.amazon.com/emr/latest/ReleaseGuide/amazon-emr-release-notes.rss to receive updates when a new Amazon EMR release version is available.

For earlier release notes going back to release version 4.2.0, see Amazon EMR What's New History.

Release 5.28.0 (Latest)

New Amazon EMR release versions are made available in different regions over a period of several days, beginning with the first region on the initial release date. The latest release version may not be available in your region during this period.

The following release notes include information for Amazon EMR release version 5.28.0. Changes are relative to 5.27.0.

Initial release date: Nov 12, 2019

Upgrades

  • Upgraded Flink to version 1.9.0

  • Upgraded Hive to version 2.3.6

  • Upgraded MXNet to version 1.5.1

  • Upgraded Phoenix to version 4.14.3

  • Upgraded Presto to version 0.227

  • Upgraded Zeppelin to version 0.8.2

New Features

  • Apache Hudi is now available for Amazon EMR to install when you create a cluster. For more information, see Hudi (Incubating).

  • (Nov 25, 2019) You can now choose to run multiple steps in parallel to improve cluster utilization and save cost. You can also cancel both pending and running steps. For more information, see Work with Steps Using the AWS CLI and Console.

  • (Dec 3, 2019) You can now create and run EMR clusters on AWS Outposts. AWS Outposts enables native AWS services, infrastructure, and operating models in on-premises facilities. In AWS Outposts environments, you can use the same AWS APIs, tools, and infrastructure that you use in the AWS cloud. For more information, see EMR Clusters on AWS Outposts.

Changes, Enhancements, and Resolved Issues

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