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  1. JDK
  2. JDK-8252221

Use multiple workers for Parallel GC pre-touching

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Details

    • Enhancement
    • Resolution: Fixed
    • P4
    • 16
    • None
    • hotspot
    • gc
    • b21

    Description

      Use available workers when doing heap pre-touching for Parallel GC.

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          relates to

          Bug - A problem which impairs or prevents the functions of the product. JDK-8255040 Replace __sync_add_and_fetch with __atomic_add_fetch to avoid build errors with clang

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Enhancement - null JDK-8312023 Parallel pretouch should shortcut when only 1 thread is needed

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Open

          Enhancement - null JDK-8254972 Fix pretouch chunk calculations

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. JDK-8232533 G1 uses only a single thread for pretouching the java heap

          • P3 - Major loss of function.
          • Resolved
          links to

          Commit Commit openjdk/jdk/9359ff03

          Review Review openjdk/jdk/180

          Activity

            People

              tschatzl Thomas Schatzl
              sjohanss Stefan Johansson
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              Dates

                Created:
                Updated:
                Resolved: