Release Notes
Also available as:

Known Issues

SmartSense 1.4.4 has the following known issues, scheduled for resolution in a future release:

Issue 1: Activity Analyzer fails to start in Ambari 2.2.x.

Workaround: SmartSense 1.4.4 is not supported with Ambari versions earlier than 2.4. You must upgrade Ambari to version 2.4 or later.

Issue 2: Activity Analyzer fails to start after upgrade from SmartSense 1.2.x to SmartSense 1.4.4.


  1. On Ambari server host run hst upgrade-ambari-service as root user.

  2. Restart all SmartSense components. You can do this by clicking on Service Actions and selecting Restart All:

    If the Restart All option is disabled, start each SmartSense component individually:

Issue 3: In rare cases, SmartSense View may display the following error:

The SmartSense service is currently unavailable. Please make sure the SmartSense Server is up and running.

even though HST Server is up.


  1. Log in to the Ambari View management UI as an admin user.

  2. Delete SmartSense View instance and then create a new instance.