8318636: Add jcmd to print annotated process memory map

[ansteiner]

Hi all,

This pull request contains a backport of commit 6f863b2a from the openjdk/jdk repository.

The commit being backported was authored by Thomas Stuefe on 13 Nov 2023 and was reviewed by Johan Sjölen and Gerard Ziemski.

Thanks!

---

Progress

• Change must be properly reviewed (1 review required, with at least 1 Reviewer)
• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• JDK-8318636 needs maintainer approval

Issue

• JDK-8318636: Add jcmd to print annotated process memory map (Enhancement - P4 - Requested)

Reviewers

• Thomas Stuefe (@tstuefe - Reviewer)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk21u-dev.git pull/1415/head:pull/1415
$ git checkout pull/1415

Update a local copy of the PR:
$ git checkout pull/1415
$ git pull https://git.openjdk.org/jdk21u-dev.git pull/1415/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 1415

View PR using the GUI difftool:
$ git pr show -t 1415

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk21u-dev/pull/1415.diff

Using Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back asteiner! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

❗ This change is not yet ready to be integrated.
See the Progress checklist in the description for automated requirements.

[openjdk]

This backport pull request has now been updated with issue from the original commit.

[mlbridge]

Webrevs

• 00: Full (84d67d28)

[jerboaa]

@ansteiner Please enable GHA testing for your fork. Thanks!

See: https://github.com/openjdk/jdk21u-dev/pull/1415/checks?check_run_id=37469345959

[tstuefe]

Looks good. Where there any changes needed apart from the fact that the NMT sources moved to share/nmt ?

[openjdk]

⚠️ @ansteiner This change is now ready for you to apply for maintainer approval. This can be done directly in each associated issue or by using the /approval command.

[ansteiner]

Looks good. Where there any changes needed apart from the fact that the NMT sources moved to share/nmt ?

Only in the tests, because the OutputAnalyzer in 21 is missing the convenience contains method.

[ansteiner]

/approval request We want to have this very helpful supportability feature in jdk21u-dev too.

[openjdk]

@ansteiner
8318636: The approval request has been created successfully.