If there isn’t a ticket in JIRA, please create one.  I’d prefer to work
there instead of email.


On Fri, Feb 9, 2018 at 8:56 AM Christoph John <christoph.j...@macd.com>
wrote:

> Yes, that is the patch that I attached. It is simply executing the test in
> AbstractIoServiceTest in
> a loop.
>
> Thanks,
> Chris.
>
> On 09/02/18 14:47, Jonathan Valliere wrote:
> > It’s been a while, I forget, is there code to run the brute force test
> available?
> >
> > On Fri, Feb 9, 2018 at 7:56 AM Christoph John <christoph.j...@macd.com
> > <mailto:christoph.j...@macd.com>> wrote:
> >
> >     Hi againafter some time. ;)
> >
> >     I was now able to reproduce the problem with a MINA test. Or let's
> say I did the brute-force
> >     approach by re-running one test in an endless loop.
> >     I have attached apatch of the test (against
> https://github.com/apache/mina/tree/2.0) and a
> >     stack trace. After a few loops the test is stuck. You can see a lot
> of threads hanging in
> >     dispose() and the test is stuck when it tries to dispose the
> acceptor.
> >
> >     What is a little strange is that the javadoc says that
> connector.dispose(TRUE) should not be
> >     called from an IoFutureListener, but in the test it is done anyway.
> However, changing the
> >     parameter to FALSE does not help either.
> >
> >     Is there anything that can be done to prevent this hang?
> >
> >     Many thanks in advance for your help and best regards,
> >     Chris.
> >
> >
> >     On 15/12/17 13:04, Christoph John wrote:
> >>     Hi again,
> >>
> >>     in the meantime I probably figured out where the problem is, but
> still have to do some more
> >>     teststo be sure.
> >>     I now have added logic to iterate over the managed sessions of an
> IoConnector and close them
> >>     before calling IoConnector.dispose().
> >>
> >>     I will let you know if this solved the problem.
> >>
> >>     Thanks,
> >>     Chris.
> >>
> >>     On 16/10/17 16:20, Jonathan Valliere wrote:
> >>>     If you can figure out a reproducible test case then I'm sure that
> we can fix it.
> >>>
> >>>     On Mon, Oct 16, 2017 at 10:01 AM Christoph John <
> christoph.j...@macd.com
> >>>     <mailto:christoph.j...@macd.com> <mailto:christoph.j...@macd.com>
> >>>     <mailto:christoph.j...@macd.com>> wrote:
> >>>
> >>>         Hi Emmanuel,
> >>>
> >>>         yes, but unfortunately it did not help.
> >>>
> >>>         Thanks,
> >>>         Chris.
> >>>
> >>>
> >>>         On 16/10/17 15:41, Emmanuel Lécharny wrote:
> >>>         > Hi Christoph,
> >>>         >
> >>>         >
> >>>         > have you tried with this patch ? :
> >>>         >
> >>>         >
> >>>         > diff --git
> >>>         > a/mina-core/src/main/java/org/apache/mina/core/polling/
> AbstractPollingIoProcessor.java
> >>>         > b/mina-core/src/main/java/org/apache/mina/core/polling/
> AbstractPollingIoProcessor.java
> >>>         > index 50ebd4e..575b2f4 100644
> >>>         > ---
> >>>         > a/mina-core/src/main/java/org/apache/mina/core/polling/
> AbstractPollingIoProcessor.java
> >>>         > +++
> >>>         > b/mina-core/src/main/java/org/apache/mina/core/polling/
> AbstractPollingIoProcessor.java
> >>>         > @@ -695,8 +695,9 @@
> >>>         >                           for (Iterator<S> i =
> allSessions(); i.hasNext();) {
> >>>         >                               IoSession session = i.next();
> >>>         >
> >>>         > + scheduleRemove((S) session);
> >>>         > +
> >>>         >                               if (session.isActive()) {
> >>>         > - scheduleRemove((S) session);
> >>>         >                                   hasKeys = true;
> >>>         >                               }
> >>>         >                           }
> >>>         >
> >>>         >
> >>>
> >>
> >
> >     --
> >     Christoph John
> >     Development & Support
> >     T +49 241 557080-28 <+49%20241%2055708028>
> >     christoph.j...@macd.com <mailto:christoph.j...@macd.com>
> >
> >     MACD GmbH
> >     Oppenhoffallee 103
> >     D-52066 Aachen
> >     www.macd.com <http://www.macd.com>
> >
> >     Amtsgericht Aachen: HRB 8151
> >     Ust.-Id: DE 813021663
> >     Geschäftsführer: George Macdonald
> >
>
> --
> Christoph John
> Development & Support
> T +49 241 557080-28 <+49%20241%2055708028>
> christoph.j...@macd.com
>
> MACD GmbH
> Oppenhoffallee 103
> D-52066 Aachen
> www.macd.com
>
> Amtsgericht Aachen: HRB 8151
> Ust.-Id: DE 813021663
> Geschäftsführer: George Macdonald
>
>

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