5.2. Quick Checks - Hortonworks Data Platform 2.0

Ensure that the /$HADOOP_HOME/bin/hadoop file exists on the Tez Service host machine.

User submitting jobs should have appropriate access permissions to the files listed in tez.ampool.mr-am.job-jar-path property.

The user starting the Tez Service must have appropriate permissions to the tez.ampool.am.staging-dir directory.

Ensure that you restart the Tez service, each time the ResourceManager is restarted.

Execute the following commands on the Tez Service host machine:

$TEZ_HOME/sbin/tez-daemon.sh stop ampoolservice
$TEZ_HOME/sbin/tez-daemon.sh start ampoolservice

where, $TEZ_HOME is the location of the directory that contains all the Tez JAR files. By default, $TEZ_HOME is set to /usr/lib/tez.

Important

	Important
Ensure that the user submitting the jobs and the user starting the Tez Service are identical. For Tez Service that is used with Hive, you must start the Tez Service as user `hive`.

Ensure that the user submitting the jobs and the user starting the Tez Service are identical.

For Tez Service that is used with Hive, you must start the Tez Service as user hive.