EMR Serverless 6.6.0 - Amazon EMR
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EMR Serverless 6.6.0

The following table lists the application versions available with EMR Serverless 6.6.0.

Application version information
Spark version Hive and Tez versions

Spark 3.2.0

Hive 3.1.2, Tez 0.9.2

EMR Serverless initial release notes

  • EMR Serverless supports the Spark configuration classification spark-defaults. This classification changes values in Spark's spark-defaults.conf XML file. Configuration classifications allow you to customize applications. For more information, see Configure applications.

  • EMR Serverless supports the Hive configuration classifications hive-site, tez-site, emrfs-site, and core-site. This classification can change the values in Hive's hive-site.xml file, Tez's tez-site.xml file, Amazon EMR's EMRFS settings, or Hadoop's core-site.xml file, respectively. Configuration classifications allow you to customize applications. For more information, see Configure applications.

Engine-specific changes, enhancements, and resolved issues

  • The following table lists Hive and Tez backports.

    Hive and Tez changes
    Change Description

    Backport

    TEZ-4430: Fixed issue with tez.task.launch.cmd-opts property

    Backport

    HIVE-25971: Fixed Tez task shutdown delays due to open cached thread pool