[jdk17u-dev] RFR: 8369992: JFR: Disable Placeholder-, LoaderConstraints- and ProtectionDomainCacheTableStatistics in default.jfc

[Goetz Lindenmaier]

On Sun, 26 Oct 2025 18:44:57 GMT, Goetz Lindenmaier <goetz at openjdk.org> wrote:

> I backport this for parity with 17.0.18-oracle.
> 
> First, there was the attempt to delete these events, see backport of https://bugs.openjdk.org/browse/JDK-8291733: Remove JFR events that expose hashtable
> 
> @eghalin pointed out to me that Oracle reverts this (See [JDK-8369975](https://bugs.openjdk.org/browse/JDK-8369975) [BACKOUT BACKPORT] Remove JFR events that expose hashtable) and instead disables the events, 
> see also comment in https://github.com/openjdk/jdk17u-dev/pull/4047 
> 
> This now implements the backport according to that comment.
> 
> Thanks again, Eric, for informing about this.

GHA failure: java/lang/ProcessBuilder/Basic#id0 failed. Unrelated.
Might be fixed by https://github.com/openjdk/jdk17u-dev/pull/4097

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PR Comment: https://git.openjdk.org/jdk17u-dev/pull/4108#issuecomment-3452830199