G1 use of os::processor_count()

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    • Type: Sub-task
    • Resolution: Fixed
    • Priority: P3
    • 9
    • Affects Version/s: 9
    • Component/s: hotspot
    • gc
    • b107

      With regard to the umbrella task JDK-8147905 please check how G1 utilizes the processor_count() information:

      ./share/vm/gc/g1/dirtyCardQueue.cpp: return (uint)os::processor_count();
      ./share/vm/gc/g1/concurrentMark.cpp: double cpu_ratio = 1.0 / (double) os::processor_count();
      ./share/vm/gc/g1/concurrentMark.cpp: (double) os::processor_count();

            Assignee:
            Alexander Harlap (Inactive)
            Reporter:
            David Holmes
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              Created:
              Updated:
              Resolved: