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Type: Sub-task
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Resolution: Fixed
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Priority: Major
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Affects Version/s: master, 4.0
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Component/s: Pegasus Planner
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None
We decided to have a pegasus profile called cores, that will allow user to indicate in the DAX how many cores a job required.
Original Request by Mats as part of 472
Currently, stampede considers all jobs to be single threaded. If a user runs multicore or MPI jobs, the stats comes out wrong. For example, if you run a 1 hour long 128 core job, stampede will still report the cumulative time of 1 hour. The correct answer would be 128 hours.
On possible fix would be to add a "multiplier" to the schema so that each job can be scaled up based on core count.