https://community.cloudera.com/t5/Support-Questions/hiveserver2-not-starting-Zookeeper-not-ready/m-p/176124#M138379 <P>I have a newly installed hdp 3.0.0 on a single cluster.</P><P>Everything starts without issue, except hiveserver2.</P><P>Logs are saying that hiveserver2 is timing out due to a failure of zookeeper not finding the /hiveserver2 node.</P><P>I can connect to the zookeeper client and when I list out the node it is empty ( [] ).</P><P>Here's an excerpt from the relevant part of the logs:</P><PRE>2018-08-30 11:51:35,220 - call['ambari-sudo.sh su hive -l -s /bin/bash -c 'hive --config /usr/hdp/current/hive-server2/conf/ --service metatool -listFSRoot' 2&gt;/dev/null | grep hdfs:// | cut -f1,2,3 -d '/' | grep -v 'hdfs://mnhost3.corp.pitechsol.com:8020' | head -1'] {} 2018-08-30 11:51:56,704 - call returned (0, '') 2018-08-30 11:51:56,704 - Execute['/var/lib/ambari-agent/tmp/start_hiveserver2_script /var/log/hive/hive-server2.out /var/log/hive/hive-server2.err /var/run/hive/hive-server.pid /usr/hdp/current/hive-server2/conf/ /etc/tez/conf'] {'environment': {'HIVE_BIN': 'hive', 'JAVA_HOME': u'/usr/jdk64/jdk1.8.0_112', 'HADOOP_HOME': u'/usr/hdp/current/hadoop-client'}, 'not_if': 'ls /var/run/hive/hive-server.pid &gt;/dev/null 2&gt;&amp;1 &amp;&amp; ps -p &gt;/dev/null 2&gt;&amp;1', 'user': 'hive', 'path': [u'/usr/sbin:/sbin:/usr/lib/ambari-server/*:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/var/lib/ambari-agent:/usr/hdp/current/hive-server2/bin:/usr/hdp/3.0.0.0-1634/hadoop/bin']} 2018-08-30 11:51:56,799 - Execute['/usr/jdk64/jdk1.8.0_112/bin/java -cp /usr/lib/ambari-agent/DBConnectionVerification.jar:/usr/hdp/current/hive-server2/lib/mysql-connector-java.jar org.apache.ambari.server.DBConnectionVerification 'jdbc:mysql://mnhost3.corp.pitechsol.com/hive?createDatabaseIfNotExist=true&amp;useSSL=false&amp;allowPublicKeyRetrieval=true' hive [PROTECTED] com.mysql.jdbc.Driver'] {'path': ['/usr/sbin:/sbin:/usr/local/bin:/bin:/usr/bin'], 'tries': 5, 'try_sleep': 10} 2018-08-30 11:51:57,499 - call['/usr/hdp/current/zookeeper-client/bin/zkCli.sh -server mnhost3.corp.pitechsol.com:2181 ls /hiveserver2 | grep 'serverUri=''] {} 2018-08-30 11:51:58,720 - call returned (1, '') 2018-08-30 11:51:58,721 - Will retry 29 time(s), caught exception: ZooKeeper node /hiveserver2 is not ready yet. Sleeping for 10 sec(s) 2018-08-30 11:52:08,732 - call['/usr/hdp/current/zookeeper-client/bin/zkCli.sh -server mnhost3.corp.pitechsol.com:2181 ls /hiveserver2 | grep 'serverUri=''] {} 2018-08-30 11:52:09,601 - call returned (1, '') 2018-08-30 11:52:09,612 - Will retry 28 time(s), caught exception: ZooKeeper node /hiveserver2 is not ready yet. Sleeping for 10 sec(s) 2018-08-30 11:52:19,623 - call['/usr/hdp/current/zookeeper-client/bin/zkCli.sh -server mnhost3.corp.pitechsol.com:2181 ls /hiveserver2 | grep 'serverUri=''] {} 2018-08-30 11:52:20,815 - call returned (1, '')</PRE><P>I guess the real question I have is why is the /hiveserver2 node not getting initialized within zookeeper? Where/When/What/How is the the hiveserver2 node created/initialized?</P><P>I've made no changes from the default parameters on the install. This is on a RHEL 7.5 OS if that matters any.</P> Fri, 31 Aug 2018 00:08:24 GMT north 2018-08-31T00:08:24Z