JDK-8247878 : Move Management strong oops to OopStorage
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: svc
  • Affected Version: 16
  • Priority: P3
  • Status: Resolved
  • Resolution: Fixed
  • Submitted: 2020-06-18
  • Updated: 2024-11-13
  • Resolved: 2020-07-20
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JDK 16
16 b07Fixed
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Description
ThreadService and MemoryService implementations collect information at a safepoint and after the safepoint create objects to pass back to Java code.  The oops they collect are saved directly in the data structures necessitating an oops_do() call on them.  If the oops are moved to OopStorage, they can be iterated more efficiently by GC.  Also all the GCs won't require a case to call Management::oops_do().
Comments
URL: https://hg.openjdk.java.net/jdk/jdk/rev/aeeb545bbcdc User: coleenp Date: 2020-07-20 11:51:19 +0000
20-07-2020