RFR: 8332122: [nmt] Totals for malloc should show total peak

[Johan Sjölen]

On Tue, 21 May 2024 16:27:20 GMT, Sonia Zaldana Calles <szaldana at openjdk.org> wrote:

> Hi all, 
> 
> This PR addresses [8332122](https://bugs.openjdk.org/browse/JDK-8332122). 
> 
> With this patch, we enable printing global malloc peaks in NMT when printing summary information. 
> 
> Testing: 
> - [x] Added test case passes. 
> 
> Thanks, 
> Sonia

Hi Sonia.

This looks good to me, and it can also be useful for discovering fragmentation/unreleased memory in the malloc allocator. Very good.

Thank you.

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Marked as reviewed by jsjolen (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/19333#pullrequestreview-2071595237