LDAS Tape Controller Control and Monitoring



This page supports start and stop of tape controller scripts that writes frame data to tape and also monitors the process. An alarm and email are issued when the tape controller is suspected to be not working.

  1. Initially the only button enabled is Get State. Hit this button to get an initial state of tape controller script and to detect if any monitoring is in effect.
  2. The status returned by the server will set up the color of the gifs on the right: red if not in operation and green if in operation. Depending on the status of the tape controller and tape monitor, the action options are set, e.g. some examples

    • if both tape controller and monitor are off, you are only allowed to Start/Restart Tape controller and Monitor on one of the LDAS machines
    • if both tape controller and monitor are on, you are only allowed to Stop Tape controller or Stop Tape Monitor on the machine that the tape controller is running.
    • if tape controller is on but monitor is off on, you are only allowed to Stop Tape controller or Start Tape Monitor on the machine that the tape controller is running.
  3. Hit SUBMIT button to submit your request to the server.
  4. If monitor is on and the tape controller script does not update log files, an alarm is issused with a repeated beep until the user acknowledges the alarm. Email is also being sent to notify the party in charge.