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Failed to Exit a Parallel HPC Application Debugging Task

Symptom

The user fails to exit a parallel HPC application debugging task.

Figure 1 Environment cleanup failure
Figure 2 Too long waiting time for clearing the debugging environment
Figure 3 Failure to exit MPI debugging

Possible Causes

  • Too many ranks are started.
  • The network connectivity is poor.

Procedure

  1. (Optional) Manually delete the files in the displayed path, that is, xxx.
    rm -f xxx
  2. Release process resources.
    1. Check the mpirun process. 
      ps -ef | grep mpirun
    2. Kill the process. pid indicates the process ID. 
      kill -15 {pid}
  3. Restart the services.
    systemctl restart gunicorn_framework.service
systemctl restart gunicorn_plugin.service
Parent topic: FAQs