Okay I have no idea what is going on anymore.
I know have the following new data points:
– 2500 iterations on my Intel Core i7 laptop. No failures.
So it must be the Ryzen issue after all, I thought. I recalled that some
people said the problem was less pronounced with SMT disabled, so I
Addendum: I did a system upgrade (including a major kernel upgrade)
around the same time when I first noticed the problem and I don't think
I rebooted afterwards, so one very plausible explanation is that Linux
introduced some workarounds/bug fixes in the kernel within the last few
weeks that
> Lars, maybe you can run the same test on your machine and see what
> happens there.
I did, and nothing happened for about 100 iterations. I have a Core
i7-2600. OS is otherwise identical to Manuel (Arch Linux).
> As for Scala, could a problem in the Scala compiler really lead to the
> JVM