JDK-8242211 : Shenandoah: remove ShenandoahHeuristics::RegionData::_seqnum_last_alloc
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: gc
  • Affected Version: 8-shenandoah,11-shenandoah,14,15
  • Priority: P4
  • Status: Resolved
  • Resolution: Fixed
  • Submitted: 2020-04-06
  • Updated: 2022-02-24
  • Resolved: 2020-04-06
The Version table provides details related to the release that this issue/RFE will be addressed.

Unresolved : Release in which this issue/RFE will be addressed.
Resolved: Release in which this issue/RFE has been resolved.
Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.

To download the current JDK release, click here.
JDK 14 JDK 15
14.0.2Fixed 15 b18Fixed
Related Reports
Blocks :  
Description
This field is not needed anymore after Traversal removal, and it only wastes native memory and time spent working through region data.
Comments
Fix Request (14u) This improves Shenandoah performance and provides ground for future backports. Patch applies cleanly to 14u, passes hotspot_gc_shenandoah, tier{1,2,3} with Shenandoah enabled. The patch is fully contained in Shenandoah code.
01-05-2020

URL: https://hg.openjdk.java.net/jdk/jdk/rev/d91dac1c51a6 User: shade Date: 2020-04-06 18:37:56 +0000
06-04-2020