In new SGE 6.2 there will be two changes that I consider important even though they won't make it into the headlines. Both have to do with the -masterq option that can be used to control the queue of a master task of a parallel job:

  • issue #2378 - ensures "-masterq <wc_queue_list>" and "-soft -q <wc_queue_list>" can be used independent
  • issue #2603 - ensures "-masterq <wc_queue_list>" and "-hard -q <wc_queue_list>" can be used independent
the first issue was raised by an open-source user who had problems with dispatching his parallel tasks. Over the second I stumbled during the SGE beta program. The beta program participant had issues with N1GE 6 - Scheduler Hacks: Exclusive master host for the master task in Stephan Grells blog. To be honest I wasn't aware such nasty workarounds are common at sites where SGE is deployed. Anywas, if all goes well, it shouldn't be needed anymore.
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