Chapter 1. Hadoop Service Accounts

This topic provides information about the service users for Hadoop. HDP Installer creates the following service users:


The user names for these service users cannot be modified.

Table 1.1. Hadoop Service Accounts
HDP Service User Name Notes
HDFS hdfs NameNode, Secondary NameNode, and the DataNodes run as the hdfs user.
YARN yarn ResourceManager and the NodeManagers run as the yarn user.
HBase hbase HBase Master and the RegionServers run as the hbase user.
Hive Metastore hive Hive Metastore runs as the hive user.
Zookeeper zookeeper Zookeeper server runs as the zookeeper user.