title: SPARK Application + HDFS + User Airflow is not the owner of inode=alapati
body: <p>We are running spark application on Hadoop cluster ( HDP version - 2.6.5 from Hortonworks ). </p>
  
  <p>From the logs we can see the following Diagnostics</p>
  
  <pre><code>User: airflow
  Application Type: SPARK
  User class threw exception: org.apache.hadoop.security.AccessControlException: Permission denied. user=airflow is not the owner of inode=alapati
  </code></pre>
  
  <p>It is not provided clearly in log what we need to search in <code>HDFS</code> in order to find why we get Permission denied.</p>