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Installing Java and the JobScheduler Universal Agent

• For Synology NAS devices that are not equipped with Java a package for simplified installation is provided by PCLoadLetter, see Java SE Embedded package for Synology NAS
  • Download Java SE Embedded for your processor architecture
  • Follow the instructions from the article to install Java.
• The Universal Agent is installed in the same way as for any Unix platform:
  
  • Download JobScheduler Universal Agent for Unix
  • Extract the Universal Agent from the tar file.
  • Install and Operate the Agent.

Running the JobScheduler Universal Agent

Starting the Universal Agent manually

• The Agent can be started manually by running the start script from the bin folder sub-directory:
  ./jobschduler_agent.sh start
• The Agent is stopped with accordingly with
  ./jobscheduler_agent.sh stop

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• Copy the start script jobscheduler_agent.sh to /usr/syno/etc/rc.d
  • A different target directory might be used depending on the version of the Synology NAS.
• Prefix the name of the start script like this S99jobscheduler_agent.sh
  • This will make the Universal Agent 
    • start after other services are up and running. 
    • terminate before other services are stopped.
• Check that the the start script is executable.
• Set the following environment variables in the start script:
  • SCHEDULER_HOME
    • This variable points to the installation directory of the Universal Agent.
    • This variable is not required when running the start script from the bin
  sub-directory
  • • folder of the Universal Agent installation directory.
  • JAVA_HOME
    • This variable points to the Java installation directory.
    • This variable is required should Java
  might
  • • not be available in the PATH when
  daemons are
  • • the daemon is started.

To check if the Universal Agent is up and running

• In your browser open the URL http://<diskstation>:4445//jobscheduler/agent/api/ 
  • <diskstation>: is the hostname of your Synology NAS.
  • 4445: is the port that the Universal Agent is listening for. The port number can be freely assigned when starting the Universal Agent.
• In response you should receive a page with text information on about the Universal Agent release, start time, running tasks etc.

Should the Universal Agent not be started then check the log file from the ./logs folder of the installation directory.