RFR: 8317453: NMT: Performance benchmarks are needed to measure speed and memory [v15]

[Gerard Ziemski]

On Thu, 8 May 2025 07:07:10 GMT, Johan Sjölen <jsjolen at openjdk.org> wrote:

>> Gerard Ziemski has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Johan feedback, remove unused parameter
>
> src/hotspot/share/nmt/memLogRecorder.cpp line 93:
> 
>> 91: 
>> 92: 
>> 93: #define NMT_HEADER_SIZE 16
> 
> Do not use `#define` for the constant, use a static const, and don't put it in as a magic number but find it out from a `sizeof` on the appropriate type.

Done.

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PR Review Comment: https://git.openjdk.org/jdk/pull/23786#discussion_r2079864345