Great, thanks! It was fast :)

I will try to check it out in the afternoon!

Gyula

On Fri, Jan 23, 2015 at 11:37 AM, Ufuk Celebi <u...@apache.org> wrote:

> On 22 Jan 2015, at 18:10, Stephan Ewen <se...@apache.org> wrote:
>
> > So the crux is that the JobManager has a location for the sender task
> (and
> > tell that to the receivers) before the senders have registered their
> > transfer queues.
> >
> > Can we just establish a "happens-before" there?
> > - The TaskManager may send the "ack" to the deployment call only after
> all
> > queues are registered (might even be like this now)
> > - The job manager updates receivers only with locations of senders that
> > have switched to "running", not with ones that are in "deploying.
> >
> > Would that fix it?
>
> I've just looked into it and it turns out that I had already implemented
> this in the current master. As long as the producer has not changed to
> RUNNING, the consumer will be scheduled with an UNKNOWN input channel. The
> problem that Till mentioned was specific to the test case where it was hard
> coded to a local input channel.
>
> @Gyula: I've implemented the schedule mode as suggested by Stephan here:
> https://github.com/uce/incubator-flink/tree/schedule-all
>
> You can set the schedule mode with
>
> jobGraph.setScheduleMode(ScheduleMode.ALL)
>
> I have just tested it with a small test case in JobMangerITCase. If you
> have time, you could try it out with some of the streaming programs. If
> this is what you need, I can open a PR later. :)

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