Integrated: 8372008: TestGetTotalGcCpuTime test failures on Windows (Some GC CPU time must have been reported)

[Jonas Norlinder]

On Mon, 17 Nov 2025 20:32:52 GMT, Jonas Norlinder <jnorlinder at openjdk.org> wrote:

> Current trivial test for `TestGetTotalGcCpuTime` fails as some OSs may have a slower update rate for the underlying CPU time thread counters than the code anticipated, causing the test to fail which assumes that some work have been performed and the count should be non-zero.
> 
> Solution: All GCs we are testing are tracing GCs. Therefore, add some marking job to inflate the GC CPU time such that we can guarantee to observe a non-zero value.

This pull request has now been integrated.

Changeset: 28d94d6a
Author:    Jonas Norlinder <jnorlinder at openjdk.org>
Committer: Kevin Walls <kevinw at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/28d94d6ab4994b844af98c5c227b40b5fb8a72e5
Stats:     12 lines in 1 file changed: 11 ins; 0 del; 1 mod

8372008: TestGetTotalGcCpuTime test failures on Windows (Some GC CPU time must have been reported)

Reviewed-by: kevinw, alanb, cjplummer, dholmes

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PR: https://git.openjdk.org/jdk/pull/28362