RFR: 8157023: Integrate NMT with JFR [v4]

Wed Dec 7 14:02:41 UTC 2022

On Wed, 7 Dec 2022 13:46:47 GMT, Markus Grönlund <mgronlun at openjdk.org> wrote:

>> Stefan Johansson has updated the pull request incrementally with three additional commits since the last revision:
>> 
>>  - Rename the files
>>  - Renaming and updating comments
>>  - tstuefe review - no rename
>
> src/jdk.jfr/share/conf/jfr/default.jfc line 516:
> 
>> 514: 
>> 515:     <event name="jdk.NativeMemoryUsage">
>> 516:       <setting name="enabled" control="gc-enabled-normal">true</setting>
> 
> gc-enabled-normal? Should this really be tied to a gc control? An NMT control to be introduced?

Since users need to pass a command line flag to enable the event, I think it can be on by default, and use included gc-enabled-normal

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PR: https://git.openjdk.org/jdk/pull/11449