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  1. JDK
  2. JDK-8139551

Scalability problem with redefinition - multiple code cache walks

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: P4
    • Resolution: Fixed
    • Affects Version/s: 9
    • Fix Version/s: 13
    • Component/s: hotspot
    • Labels:
    • Subcomponent:
    • Resolved In Build:
      b07

      Description


      Class redefinition walks the code cache for every class redefined (twice). It could simply do one walk at the end of the entire redefinition.

      The performance cost of walking code caches have been seen in using redefinition.

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              Assignee:
              coleenp Coleen Phillimore
              Reporter:
              coleenp Coleen Phillimore
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