[jdk22u] Withdrawn: 8325616: JFR ZGC Allocation Stall events should record stack traces

[Neethu Prasad]

On Mon, 3 Jun 2024 12:31:48 GMT, Neethu Prasad <nprasad at openjdk.org> wrote:

> Backport JDK-8325616 to record stack traces during  jdk.ZAllocationStall event.
> 
> **Verification**
> 
> 1. Ran jdk_jfr and hotspot_gc tests with ZGC. All tests passed.
> 2. Output of print jfr on a sample java program that resulted in allocation stall.
> 
> 
> jdk.ZAllocationStall {
>   startTime = 10:53:37.434
>   duration = 615 ms
>   type = "Small"
>   size = 2.0 MB
>   eventThread = "Thread-107" (javaThreadId = 145)
>   stackTrace = [
>     StressZGC.work(int, Set) line: 30
>     StressZGC.work(int, Set) line: 26
>     StressZGC.work(int, Set) line: 26
>     StressZGC.work(int, Set) line: 26
>     StressZGC.work(int, Set) line: 26
>     ...
>   ]
> }

This pull request has been closed without being integrated.

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PR: https://git.openjdk.org/jdk22u/pull/238