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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.
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