Update environment variables for HDFS transparency service

Use the following procedure to update the environment variables for HDFS transparency service.

The administrator might need to update some environment variables for the HDFS Transparency service. For example, change JVM options or Hadoop environment variables like HADOOP_LOG_DIR.

To update this, follow these steps:
  1. On the HDFS Transparency NameNode, modify the /usr/lpp/mmfs/hadoop/etc/hadoop/hadoop-env.sh (for HDFS Transparency 2.7.3-x) or /var/mmfs/hadoop/etc/hadoop/hadoop-env.sh (for HDFS Transparency 3.0.0+) and other files as necessary.
  2. Sync the changes to all the HDFS Transparency nodes. For information on synching the HDFS Transparency configurations, refer Sync HDFS Transparency configurations.