[GitHub] [arrow-ballista] yahoNanJing opened a new issue, #138: Ignore the previous job_id inside fill_reservations()

[GitBox <gi...@apache.org>]

yahoNanJing opened a new issue, #138:
URL: https://github.com/apache/arrow-ballista/issues/138

   **Is your feature request related to a problem or challenge? Please describe what you are trying to do.**
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   Current strategy of filling reservation will leverage the previous job_id in the ExecutorReservation to give higher priority for that job scheduling. However, it will cause starvation issue when there are jobs with huge number of tasks.
   
   **Describe the solution you'd like**
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   It's better for the fill_reservations() to choose tasks fairly for each job and let the scheduler decides which job to be scheduled first which may be implemented by a few queues maintained by the scheduler in the future.
   
   **Describe alternatives you've considered**
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[GitHub] [arrow-ballista] andygrove closed issue #138: Ignore the previous job_id inside fill_reservations()

[GitBox <gi...@apache.org>]

andygrove closed issue #138: Ignore the previous job_id inside fill_reservations()
URL: https://github.com/apache/arrow-ballista/issues/138


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