On Thu, Oct 27, 2016 at 2:19 PM André Warnier (tomcat) <a...@ice-sa.com>
wrote:

> On 27.10.2016 12:15, Sergey Mashkov wrote:
> > Hi
> >
> > I am experiencing deadlock when trying to set output stream write
> listener:
> > The thread from my own thread pool is trying to set a write listener (my
> > code via setWriteListener call) and another one thread is
> > https-jsse-nio-N-exec is trying to close and flush (there is no my code
> in
> > the stack trace) and no more threads locked.
> > ..
> > So the question is: is it even legal to call any async operation from
> > non-server thread? I see a lot of existing code in the web assumes that
> it
> > is. I also used to write so many times with no issues until now. This is
> > why I suppose it could be a tomcat bug.
> >
>
> Hi.
> Not an answer to your questions, but :
> It would be good practice, and probably help a lot the people here to
> answer your
> questions, if you provided :
> - the Tomcat version
> - the Java version
> - the platform OS and version
> You can find all of those in the Tomcat logs, or by running the
> (tomcat_dir)/bin/VERSION.(sh|bat)
>

It's more about the API and requirements: the documentation is not clear
about threading. But if it's a bug then it could be significant

Versions are 9.0.0M6 and M11, java 8u112, Linux x86_64


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