Re: Why assignTimestampsAndWatermarks parallelism same as map，it will not fired？

Posted by Timo Walther on
URL: http://deprecated-apache-flink-user-mailing-list-archive.369.s1.nabble.com/Why-assignTimestampsAndWatermarks-parallelism-same-as-map-it-will-not-fired-tp19733p19742.html

Hi,

did you set your time characteristics to even-time?

env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);

Regards,
Timo

Am 25.04.18 um 05:15 schrieb 潘 功森:

> Hi all,
>
>
> I use the same parallelism between map and assignTimestampsAndWatermarks , and it not fired, I saw the extractTimestamp and generateWatermark all is fine, but watermark is always not change and keep as min long value.
>
> And then I changed parallelism and different with map, and windows fired.
>
> I used Flink 1.3.2.
>
> Is it a Flink bug?or others can give me why it not fired. It troubled me the whole day.
>
>
> Best regards,
>
> September