Integrated: 8322489 : 22-b27: Up to 7% regression in all Footprint3-*-G1/ZGC

Markus Grönlund mgronlun at openjdk.org
Mon Jan 8 11:44:31 UTC 2024


On Thu, 21 Dec 2023 20:11:42 GMT, Markus Grönlund <mgronlun at openjdk.org> wrote:

> Greetings,
> 
> A footprint regression was accidentally introduced with [JDK-8211238](https://bugs.openjdk.org/browse/JDK-8211238).
> 
> A small part of the JFR system had to be initialized early to support the functionality. We later decided that we only support this functionality iff the system is started with -XX:StartFlightRecording on the command-line.
> 
> This PR will adjust to only perform early initialization under this premise.
> 
> Testing: jdk_jfr
> 
> Thanks
> Markus

This pull request has now been integrated.

Changeset: 09c6c4ff
Author:    Markus Grönlund <mgronlun at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/09c6c4ff021b7dc719c0b1e0dfb041b03bba1b5d
Stats:     32 lines in 6 files changed: 19 ins; 3 del; 10 mod

8322489: 22-b27: Up to 7% regression in all Footprint3-*-G1/ZGC

Reviewed-by: egahlin

-------------

PR: https://git.openjdk.org/jdk/pull/17179


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