For some interactive jobs, bjobs -l reports PGID of the job even if PGID does not exist on execution host.

Symptom

User submit an interactive job. When the job runs for a while, PGID which bjobs -l reports exit on execution host, but bjobs -l still reports it.

$ bjobs -l

Job <4110>, User <usrA>, Project <default>, Status <RUN>, Queue <interactive>,

                     Interactive pseudo-terminal shell mode, Job Priority <50>,

                     Command <export DISPLAY=localhost:11.0; xterm>, Share grou

                     p charged </ usrA >

Wed Jul  4 10:58:51: Submitted from host <hostA>, CWD </tmp>;

Wed Jul  4 10:58:51: Started 1 Task(s) on Host(s) <hostA>, Allocated 1 Slot(s)

                      on Host(s) <hostA>;

Wed Jul  4 11:09:50: Resource usage collected.

                     The CPU time used is 2 seconds.

                     MEM: 0 Mbytes;  SWAP: 0 Mbytes;  NTHREAD: 2

                     PGID: 23999;  PIDs: 24000 24001                     <<<<<<<<<<<<< PGID exit. Two PIDs still run on execution host.

 MEMORY USAGE:

 MAX MEM: 9 Mbytes;  AVG MEM: 7 Mbytes

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