Edit YARN site XML file

If you are using YARN, you must verify that the following parameters are set in the yarn-site.xml file.

Perform the following steps to edit the yarn-site.xml file:

1. Navigate to the *<username>*/.pentaho/metastore/pentaho/NamedCluster/Configs/*<user-defined connection name>* directory and open the yarn-site.xml file.

2. Add these values:

Parameter

Value

yarn.application.classpath

​Add the classpaths needed to run YARN applications, as shown in the following example:```xmlyarn.application.classpath$HADOOP_CONF_DIR,/usr/hdp/current/hadoop-client/, /usr/hdp/current/hadoop-client/lib/,/usr/hdp/current/hadoop-hdfs-client/, /usr/hdp/current/hadoop-hdfs-client/lib/,/usr/hdp/current/hadoop-yarn-client/, /usr/hdp/current/hadoop-yarn-client/lib/ Use commas to separate multiple paths. </td></tr><tr><td> **yarn.resourcemanager.hostname** </td><td> Update the hostname in your environment or use the default: sandbox.hortonworks.com </td></tr><tr><td> **yarn.resourcemanager.address** </td><td> Update the hostname and port for your environment. </td></tr><tr><td> **yarn.resourcemanager.admin.address** </td><td> Update the hostname and port for your environment. </td></tr></tbody> </table>3. Save and close the file.