This topic describes the release notes of E-MapReduce (EMR) V4.4.1, including the release date and updates.
Release date
September 15, 2020 for EMR V4.4.1
Updates
Service | Description |
---|---|
YARN |
|
Hive | Default parameter settings are optimized. |
Tez | |
Ranger |
|
Impala |
|
SmartData | SmartData is updated to 2.7.301. |
Bigboot | |
Knox |
|
EMRDOCTOR | The following issue is fixed: Job information is not collected if a time-based configuration file is empty. |
Ganglia | The detection feature of the service RPC port for Hadoop Distributed File System (HDFS) is enabled. |
Oozie |
|
Zookeeper | Internal IP addresses can be bound to Elastic Compute Service (ECS) instances to start service ports. |
Superset | The startup script is repaired. |
Livy | The versions of jackson-databind and Fastjson are updated. |
Zepplin | The versions of jackson-databind and Shiro are updated. |
HAS | The versions of jackson-databind and Fastjson are updated. |
Flume | The Fastjson version is updated. |