RFR: 8281946: VM.native_memory should report size of shareable memory [v9]

[Thomas Stuefe]

On Fri, 9 Dec 2022 15:58:51 GMT, Matias Saavedra Silva <matsaave at openjdk.org> wrote:

>> The native memory reporting has been improved to also include the amount of shareable (read only) data. Verified with test tiers 1,2, and 4.
>> 
>> Sample output:
>> 
>> Total: reserved=33890498670, committed=2360907886
>>        malloc: 75159662 #26118
>>        mmap:   reserved=33815339008, committed=2285748224
>> .............
>> -        Shared class space (reserved=16777216, committed=13545472, readonly=8315472)
>>                             (mmap: reserved=16777216, committed=13545472) 
>>  
>> -               Arena Chunk (reserved=441792, committed=441792)
>>                             (malloc=441792)
>
> Matias Saavedra Silva has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 18 commits:
> 
>  - Merge branch 'master' into nativeMemory_8281946
>  - Hid CDS features from MemReporter
>  - Encapsulated readonly into CDS
>  - Fixed mistake during merging
>  - Merging with master
>  - Reverted and ajusted test
>  - Ioi comments
>  - Comments and suggestions
>  - Assert should now pass on windows
>  - Fixed assert for windows platform
>  - ... and 8 more: https://git.openjdk.org/jdk/compare/b30b464d...17874d97

This looks good. Thanks for your patience!

Cheers, Thomas

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

Marked as reviewed by stuefe (Reviewer).

PR: https://git.openjdk.org/jdk/pull/11401