8351359: OperatingSystemMXBean: values from getCpuLoad and getProcessCpuLoad are stale after 24.8 days (Windows)

[antonvoznia]

Hi,

It's a clean backport of JDK-8351359.
Changes are related to Windows only.

Testing:

• manual testing code that calls getProcessCpuLoad() on windows server 2025, intel cpu
• OpenJDK GHA Sanity Checks

---

Progress

• Change must not contain extraneous whitespace
• JDK-8351359 needs maintainer approval
• Commit message must refer to an issue

Error

 ⚠️ OCA signatory status must be verified

Issue

• JDK-8351359: OperatingSystemMXBean: values from getCpuLoad and getProcessCpuLoad are stale after 24.8 days (Windows) (Bug - P4)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk11u-dev.git pull/3101/head:pull/3101
$ git checkout pull/3101

Update a local copy of the PR:
$ git checkout pull/3101
$ git pull https://git.openjdk.org/jdk11u-dev.git pull/3101/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 3101

View PR using the GUI difftool:
$ git pr show -t 3101

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk11u-dev/pull/3101.diff

[bridgekeeper]

Hi @antonvoznia, welcome to this OpenJDK project and thanks for contributing!

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[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.