Configure MapReduce and YARN ACLs for Pulse

This page describes how to configure Ambari so that MapReduce jobs appear in the Pulse UI under YARN > Application Explorer. To enable this, you must add the HDFS user to specific configuration properties. Follow the steps below to update the configuration.

Steps to Configure

1. Update the MapReduce properties.

   1. In the Ambari UI, navigate to MapReduce service > Configs.
   2. Add the HDFS user to these properties:
      • mapreduce.cluster.administrators
      • mapreduce.cluster.acls.enabled (enabled by default)
      • mapreduce.job.acl-modify-job
      • mapreduce.job.acl-view-jo

2. Update the YARN properties.

   1. In the Ambari UI, navigate to YARN service > Configs.
   2. Add the HDFS user to:
      • yarn.admin.acl

3. Restart the Pulse service.

   1. Restart the ad-connector service on the Pulse Master to apply the changes.

Result

• The HDFS user can access job details.
• Pulse UI > YARN > Application Explorer displays MapReduce jobs correctly.