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  1. JDK
  2. JDK-8149442

MonitorInUseLists should be on by default, deflate idle monitors taking too long

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Details

    • Enhancement
    • Resolution: Fixed
    • P3
    • 9
    • 9
    • hotspot
    • b120

    Description

      ObjectSynchronizer::deflate_idle_monitors during safepoint "cleanup" may cause undue latency during STW phase. Enabling MonitorInUseLists alllows more efficient deflate of only potentially in-use monitors, rather than the entire (immortal) population.

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          relates to

          Bug - A problem which impairs or prevents the functions of the product. JDK-6852873 Increase in delta between application stopped time and ParNew GC time over application lifetime

          • P2 - Crashes, loss of data, severe memory leak.
          • Closed

          Enhancement - null JDK-8153224 Monitor deflation prolong safepoints

          • P3 - Major loss of function.
          • Resolved

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              dsimms David Simms
              dsimms David Simms
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                Created:
                Updated:
                Resolved: