4.6. Validate JobTracker autostart configuration

Use the following instructions to validate that both the JobTracker service and the monitoring agent automatically get started on the reboot of the JobTracker machine:

  1. Reboot the JobTracker machine.

  2. Verify that the JobTracker service is up and running.

    • On the JobTracker machine, list all the Java processes by invoking jps and look for JobTracker process:

      $JDK_HOME/bin/jps
    • If the service is up and running, you should see a message similar to the one shown in the following example:

      1628 JobTracker
  3. Verify that the JobTracker monitoring agent is up and running.

    • On the JobTracker machine, list all the Java processes by invoking jps and look for JobTracker process:

      $JDK_HOME/bin/jps
    • If the service is up and running, you should see a message similar to the one shown in the following example:

      1814 JobTrackerMonitor

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