JDK-8322489 : 22-b27: Up to 7% regression in all Footprint3-*-G1/ZGC
  • Type: Bug
  • Component: hotspot
  • Sub-Component: jfr
  • Affected Version: 22
  • Priority: P3
  • Status: Resolved
  • Resolution: Fixed
  • OS: generic
  • CPU: x86_64
  • Submitted: 2023-12-19
  • Updated: 2024-12-05
  • Resolved: 2024-01-08
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JDK 22 JDK 23
22Fixed 23 b05Fixed
Related Reports
Relates :  
JDK-8211238 - @Deprecated JFR event
Description
With the introduction of JDK-8211238 in 22-b27...
All G1 and ZGC configs of Footprint3 regressed from 1% to 7% on Windows-x64. That translates to an footprint increase of about 1.9-2.6 MB.
The ParGC configs did not regress.

Regression was isolated by measuring CI builds.
Comments
A pull request was submitted for review. URL: https://git.openjdk.org/jdk22/pull/39 Date: 2024-01-08 11:49:17 +0000
08-01-2024
Changeset: 09c6c4ff Author: Markus Grönlund <mgronlun@openjdk.org> Date: 2024-01-08 11:41:51 +0000 URL: https://git.openjdk.org/jdk/commit/09c6c4ff021b7dc719c0b1e0dfb041b03bba1b5d
08-01-2024
A pull request was submitted for review. URL: https://git.openjdk.org/jdk/pull/17179 Date: 2023-12-21 20:11:42 +0000
21-12-2023