Uploaded image for project: 'OptaPlanner'
  1. OptaPlanner
  2. PLANNER-561

OutOfMemoryException due to memory leak of LocalSearchMoveScope when the best solution doesn't improve for a long time and no moves are accepted

    XMLWordPrintable

Details

    • Bug
    • Resolution: Done
    • Critical
    • 7.37.0.Final
    • 6.3.0.Final
    • optaplanner-core
    • None
    • 2020 Week 13-15 (from Mar 23), 2020 Week 16-18 (from Apr 13), 2020 Week 19-21 (from May 4)
    • 1
    • NEW
    • NEW

    Description

      Occurs when no moves are accepted for a long time.
      The AbstractFinalistPodium's List<LocalSearchMoveScope> finalistList just grows and grows and grows until OutOfMemoryException.

      Cases when no moves are accepted:

      • Tabu Search on 5 entities with tabu size 7.
        ...

      Attachments

        Activity

          People

            gdesmet@redhat.com Geoffrey De Smet (Inactive)
            gdesmet@redhat.com Geoffrey De Smet (Inactive)
            Votes:
            1 Vote for this issue
            Watchers:
            4 Start watching this issue

            Dates

              Created:
              Updated:
              Resolved: