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E-MapReduce:Release notes for EMR V4.9.X

Last Updated:Apr 27, 2023

This topic describes the release notes for E-MapReduce (EMR) V4.9.X, including the release date, updates, and release version information.

Release date

April 21, 2021 for EMR V4.9.0

Updates

Service

Description

SmartData

SmartData is updated to 3.5.0.

For more information, see SmartData 3.5.X.

Spark

  • The issue that adaptive execution does not take effect in some scenarios is fixed.

  • The issue that statistical aggregate functions are used in different manners in Spark and Hive is fixed.

  • The issue that Spark cannot read valid data of the CHAR type from a Hive ORC table is fixed.

HDFS

The SM4 encryption algorithm is supported.

Hue

Hue is updated to 4.9.0.

Alluxio

Alluxio is updated to 2.5.0.

Livy

Livy is updated to 0.7.1.

Release version information

Hadoop clusters

Service

Version

HDFS

3.2.1

YARN

3.2.1

Hive

3.1.2

Spark

2.4.7

Knox

1.1.0

Tez

0.9.2

Ganglia

3.7.2

Sqoop

1.4.7

SmartData

3.5.0

Bigboot

3.5.0

Hudi

0.6.0

OpenLDAP

2.4.44

Hue

4.9.0

HBase

2.3.4

ZooKeeper

3.6.2

Presto

338

Impala

3.4.0

Zeppelin

0.9.0

Flume

1.9.0

Livy

0.7.1

Superset

0.36.0

Ranger

2.1.0

Flink

1.10-vvr-1.0.2

Storm

1.2.2

Alluxio

2.5.0

ESS

1.0.0

Kudu

1.11.1

Oozie

5.1.0

Shuffle Service clusters

Service

Version

ESS

1.0.0

Kafka clusters

Service

Version

ZooKeeper

3.6.2

Ganglia

3.7.2

Kafka

2.4.1

Kafka-Manager

1.3.3.16

OpenLDAP

2.4.44

Knox

1.1.0

Ranger

2.1.0