On Sat, 2025-08-30 at 21:12 -0700, Ryan Schmitt wrote:
> Is there a pattern, like an architecture or platform or specific test
> case?
> This failure was on Ubuntu+JDK11, right? 

It is JDK11 latest and some sort of Unix. I do presume it is of Debian
/ Ubuntu variety.


> The synchronous version of this
> test already refuses to run on Java 11:
> 
>         // There is a bug in Java 11: after the handshake times out,
> the
> SSLSocket implementation performs a blocking
>         // read on the socket to wait for close_notify or alert. This
> operation blocks until the read times out,
>         // which means that TLS handshakes take twice as long to time
> out
> on Java 11. Without a workaround, the only
>         // option is to skip the timeout duration assertions on Java
> 11.
>         assumeFalse(determineJRELevel() == 11, "TLS handshake
> timeouts are
> buggy on Java 11");
> 
> The linked assertion failure is for a 2,000ms timeout (500ms
> expected),
> which is well beyond what I'd expect for ordinary test flakiness,
> noisy
> neighbor issues, GC pauses, etc. I'm inclined to just disable the
> test on
> Java 11 if this isn't an isolated incident.
> 

Please do. It is not going to help if this test ends up failing during
a release vote.

Cheers 

Oleg 


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