Virtual threads created more platform threads

[Robert Engels]

Future.get() should not create additional platforms threads. I suspect it is something else. I would start by providing a simple test case using futures only and you shouldn’t see them increase. 

> On Jul 1, 2025, at 9:47 PM, Jianbin Chen <jianbin at apache.org> wrote:
> 
> 
> 
> Hi Loom-dev Community,
> 
> I have a question about platform thread creation triggered by calling future.get() within virtual threads, and I would like to ask the community for assistance. The detailed information can be found in this issue: https://github.com/adoptium/adoptium-support/issues/1319. I hope to receive some help from the community regarding this matter. Thank you.
> Additionally, I'd like to know if this situation will still occur in JDK 24 and above?
> 
> Best Regards.
> Jianbin Chen, github-id: funky-eyes
> 
> 
> Best Regards.
> Jianbin Chen, github-id: funky-eyes
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