Amazon EMR
Amazon EMR Release Guide

5.11.1 & 5.11.0 | 5.10.0 | 4.9.3 & 4.9.2 | 4.9.1 | All | This guide applies to Amazon EMR release versions 5.11.1 and 5.11.0.

Apache ZooKeeper

Apache ZooKeeper is a centralized service for maintaining configuration information, naming, providing distributed synchronization, and providing group services. For more information about ZooKeeper, see

ZooKeeper Release Information for This Release of Amazon EMR

We strongly recommend Amazon EMR release 5.11.1 (release label emr-5.11.1). This component information applies to both emr-5.11.1 and emr-5.11.0.

Application Amazon EMR Release Label Components installed with this application

ZooKeeper 3.4.10


emrfs, emr-goodies, hadoop-client, hadoop-hdfs-datanode, hadoop-hdfs-library, hadoop-hdfs-namenode, hadoop-httpfs-server, hadoop-kms-server, hadoop-yarn-nodemanager, hadoop-yarn-resourcemanager, hadoop-yarn-timeline-server, zookeeper-client, zookeeper-server