FlinkFlink 任务报错 Could not perform checkpoint for operator

Posted 九师兄

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1.概述

一个Flink 做检查点的时候报错 `Could not perform checkpoint for operator` 详情如下


报错原因:检查点没保存,反压了

2. 源码解读

在节点收到Barrier的时候做检查点,在执行performCheckpoint的时候报错

 

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