Yangze Guo edited comment on FLINK-14360 at 10/11/19 7:40 AM:

cc [~fly_in_gis] Could you take a look at this ticket?

was (Author: karmagyz):
cc [~wangyang] Could you take a look at this ticket?

> Flink on yarn should support obtain delegation tokens of multi hdfs namespaces
> ------------------------------------------------------------------------------
>                 Key: FLINK-14360
>                 URL: https://issues.apache.org/jira/browse/FLINK-14360
>             Project: Flink
>          Issue Type: Improvement
>          Components: Deployment / YARN
>            Reporter: Shen Yinjie
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 10m
>  Remaining Estimate: 0h
> There's a scenario when deploy flink on yarn with multi hdfs cluster or hdfs 
> federation, Flink need to get delegation tokens of all the namespaces before 
> start appmaster.

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