JDK-8248324 : G1: Remove resizing during Remark
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: gc
  • Affected Version: 16
  • Priority: P4
  • Status: Open
  • Resolution: Unresolved
  • Submitted: 2020-06-25
  • Updated: 2023-12-20
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Other
tbdUnresolved
Related Reports
Blocks :  
JDK-8248322 - G1: Refactor full collection sizing code
Blocks :  
JDK-8238687 - Investigate memory uncommit during young collections in G1
Relates :  
JDK-8315866 - Regression 3-4% on Renaissance Reactors on both Mac platforms
Relates :  
JDK-8238686 - G1 may waste lots of space or fail to uncommit when observing MinHeapFreeRatio during sizing after full gc
Description
In JDK-8238687 we start adding resizing during every young gc. This obsoletes the need to resize during remark, and also avoids the problem mentioned in JDK-8238686.