JDK-8248324 : G1: Remove resizing during Remark
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: gc
  • Affected Version: 16
  • Priority: P4
  • Status: Resolved
  • Resolution: Fixed
  • Submitted: 2020-06-25
  • Updated: 2025-07-22
  • Resolved: 2025-07-09
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JDK 26
26 b06Fixed
Related Reports
Blocks :  
JDK-8353716 - G1: AHS work umbrella
Blocks :  
JDK-8238687 - Investigate memory uncommit during young collections in G1
Blocks :  
JDK-8248322 - G1: Refactor full collection sizing code
Relates :  
JDK-8238686 - G1 may waste lots of space or fail to uncommit when observing MinHeapFreeRatio during sizing after full gc
Relates :  
JDK-8315866 - Regression 3-4% on Renaissance Reactors on both Mac platforms
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.
Comments
Changeset: 47614796 Branch: master Author: Ivan Walulya <iwalulya@openjdk.org> Date: 2025-07-09 05:44:42 +0000 URL: https://git.openjdk.org/jdk/commit/4761479608d5a8ecc504e343109900b0d0c77171
09-07-2025
A pull request was submitted for review. Branch: master URL: https://git.openjdk.org/jdk/pull/25832 Date: 2025-06-16 14:05:52 +0000
16-06-2025