JDK-8344951 : Stabilize write barrier micro-benchmarks
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: 24
  • Priority: P4
  • Status: Resolved
  • Resolution: Fixed
  • Submitted: 2024-11-25
  • Updated: 2024-12-25
  • Resolved: 2024-12-18
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JDK 25
25 b03Fixed
Related Reports
Relates :  
JDK-8322295 - JEP 475: Late Barrier Expansion for G1
Relates :  
JDK-8340827 - G1: Improve Application Throughput with a More Efficient Write-Barrier
Description
Make the micro-benchmarks in test/micro/org/openjdk/bench/vm/compiler/WriteBarrier.java more robust w.r.t. external factors such as deoptimization fluctuations, loop unrolling, etc. so that different GC barrier models can be compared more reliably.
Comments
Changeset: edbd76c6 Branch: master Author: Roberto Castañeda Lozano <rcastanedalo@openjdk.org> Date: 2024-12-18 07:50:37 +0000 URL: https://git.openjdk.org/jdk/commit/edbd76c62482df31cf539672c6950f00121bcbf3
18-12-2024
A pull request was submitted for review. Branch: master URL: https://git.openjdk.org/jdk/pull/22763 Date: 2024-12-16 12:35:33 +0000
16-12-2024