python 3.x - "Task farming is disabled" or similar socket related problems encountered in IPython.parallel sessions -

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ipython.parallel's load balanced interface has been great. used run complicated scientific computations on small cluster environment. several houndred problems, each taking 5~10 minutes complete on pc, sent cluster. had no problem getting results until started submitting more strenuous tasks cluster. engines unregistered though task assigned completed successfully. use "ipcontroller --ping=120000" circumvent problem, ipython tells me "task farming disabled". causing problem , should do?

by way, use ssh mode on cluster.


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