RFR: 8361602: [TESTBUG] serviceability/HeapDump/UnmountedVThreadNativeMethodAtTop.java deadlocks on exception [v3]

[Richard Reingruber]

On Thu, 10 Jul 2025 21:01:32 GMT, Chris Plummer <cjplummer at openjdk.org> wrote:

> With your fix in place, I assume now if verifyHeapDump() throws an exception the test will still fail, but in a more timely and meaningful manner.

Yes, that's the intention.

> Why is verifyHeapDump() throwing an exception in the first place. Is that something that still needs to be addressed?

In our local ci testing it throws OOM (even reproducibly on one machine). This is addressed with https://bugs.openjdk.org/browse/JDK-8361602.
I've drafted a dependent pr: https://github.com/openjdk/jdk/pull/26260

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PR Comment: https://git.openjdk.org/jdk/pull/26213#issuecomment-3061353586