Hi Macro,
Do you specified drain flag when stop a job with a savepoint?
If the --drain flag is specified, then a MAX_WATERMARK will be emitted
before the last checkpoint barrier.

[1]
https://ci.apache.org/projects/flink/flink-docs-master/docs/deployment/cli/#stopping-a-job-gracefully-creating-a-final-savepoint

Best,
JING ZHANG

Marco Villalobos <mvillalo...@kineteque.com> 于2021年9月24日周五 下午12:54写道:

> Something strange happened today.
> When we tried to shutdown a job with a savepoint, the watermarks became
> equal to 2^63 - 1.
>
> This caused timers to fire indefinitely and crash downstream systems with
> overloaded untrue data.
>
> We are using event time processing with Kafka as our source.
>
> It seems impossible for a watermark to be that large.
>
> I know its possible stream with a batch execution mode.  But this was
> stream processing.
>
> What can cause this?  Is this normal behavior when creating a savepoint?
>

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