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VM jobs run indefinitely #152

Description

@magsol

We're testing out a new autograder image on AutoLab, but after making a submission and the autograder spinning up, the launched job simply runs forever.

Expected Behavior

I would expect the job to eventually halt (particularly around the "Timeout" interval set in the autograder, which is 360 seconds in our case), and a Runtime Trace to be available showing the entire command and its output.

Actual Behavior

screen shot 2018-06-06 at 2 57 23 pm

Each time I refresh the status page, all the "time elapsed" columns increment, indicating that the jobs are still running. However, when I actually SSH into the running Tango container, I don't see anything after running the docker ps -a command?

screen shot 2018-06-06 at 2 58 34 pm

Are these jobs actually running? Or is it some bug in the database? Either way, how can I stop them?

Steps to Reproduce the Behavior

???

Honestly not sure. The autograder settings have a 360 second timeout set, so why these jobs are still running is beyond me. There's no discernible output for any of the jobs; under the "Runtime Trace" for each job, it has entries for adding the job to the queue and eventually the "Job [x] started", but that's the very last one. Nothing after that; no debugging output.

Activity

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