Till, thanks a lot for the proposal.

Even if the initial phase is only to support scale-up, maybe the
"ScaleUpController" interface should be called "RescaleController" so that
in the future scale-down can be added.

On Fri, Jan 22, 2021 at 7:03 AM Till Rohrmann <trohrm...@apache.org> wrote:

> Hi everyone,
>
> I would like to start a discussion about adding a new type of scheduler to
> Flink. The declarative scheduler will first declare the required resources
> and wait for them before deciding on the actual parallelism of a job.
> Thereby it can better handle situations where resources cannot be fully
> fulfilled. Moreover, it will act as a building block for the reactive mode
> where Flink should scale to the maximum of the currently available
> resources.
>
> Please find more details in the FLIP wiki document [1]. Looking forward to
> your feedback.
>
> [1] https://cwiki.apache.org/confluence/x/mwtRCg
>
> Cheers,
> Till
>

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