RFR: JDK-8292351: tty should always live
Christoph Langer
clanger at openjdk.org
Tue Aug 16 05:50:38 UTC 2022
On Mon, 15 Aug 2022 09:25:17 GMT, Thomas Stuefe <stuefe at openjdk.org> wrote:
> The default stream object tty is used in many places but its lifetime is limited. It gets born not-quite at the beginning of VM initialization and dies in DestroyVM. This leaves time windows before VM initialization and after VM cleanup where logging to tty crashes.
>
> This has been bugging me in the past, especially when wanting to use tty in code that runs very early (NMT preinit system, for example), and also causes problems for code that runs post-cleanup. Mostly this affects logging and error logging.
>
> tty should always be safe to write to, and that is trivial to do.
Would it be possible to redirect to some dummy file instead of stdout? I mean if it is just to avoid crashes and nobody cares about lost logs?
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PR: https://git.openjdk.org/jdk/pull/9874
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