Hi
这个问题是应该和 FLINK-17479 是一样的，是特定 JDK 上会遇到问题，可以考虑升级一下 flink 版本，或者替换一个 JDK 版本
Best,
Congxian
Storm☀️ <storm_h_2...@163.com> 于2020年9月27日周日 上午10:17写道：
> 各位好，checkpoint相关问题L
>
> flink版本1.10.1:，个别的checkpoint过程发生问题：
> java.lang.Exception: Could not perform checkpoint 1194 for operator Map
> (3/3).
> at
>
> org.apache.flink.streaming.runtime.tasks.StreamTask.triggerCheckpointOnBarrier(StreamTask.java:816)
> at
> org.apache.flink.streaming.runtime.io
> .CheckpointBarrierHandler.notifyCheckpoint(CheckpointBarrierHandler.java:86)
> at
> org.apache.flink.streaming.runtime.io
> .CheckpointBarrierTracker.processBarrier(CheckpointBarrierTracker.java:99)
> at
> org.apache.flink.streaming.runtime.io
> .CheckpointedInputGate.pollNext(CheckpointedInputGate.java:155)
> at
> org.apache.flink.streaming.runtime.io
> .StreamTaskNetworkInput.emitNext(StreamTaskNetworkInput.java:133)
> at
> org.apache.flink.streaming.runtime.io
> .StreamOneInputProcessor.processInput(StreamOneInputProcessor.java:69)
> at
>
> org.apache.flink.streaming.runtime.tasks.StreamTask.processInput(StreamTask.java:310)
> at
>
> org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.runMailboxLoop(MailboxProcessor.java:187)
> at
>
> org.apache.flink.streaming.runtime.tasks.StreamTask.runMailboxLoop(StreamTask.java:485)
> at
>
> org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:469)
> at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:708)
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:533)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.NullPointerException
> at
>
> org.apache.flink.streaming.runtime.tasks.StreamTask$CheckpointingOperation.executeCheckpointing(StreamTask.java:1382)
> at
>
> org.apache.flink.streaming.runtime.tasks.StreamTask.checkpointState(StreamTask.java:974)
> at
>
> org.apache.flink.streaming.runtime.tasks.StreamTask.lambda$performCheckpoint$5(StreamTask.java:870)
> at
>
> org.apache.flink.streaming.runtime.tasks.StreamTaskActionExecutor$SynchronizedStreamTaskActionExecutor.runThrowing(StreamTaskActionExecutor.java:94)
> at
>
> org.apache.flink.streaming.runtime.tasks.StreamTask.performCheckpoint(StreamTask.java:843)
> at
>
> org.apache.flink.streaming.runtime.tasks.StreamTask.triggerCheckpointOnBarrier(StreamTask.java:803)
> ... 12 mor
>
> 绝大部分是正常完成的，但是小部分比如上面的情况，就会失败，还会导致suspending-->restart.
>
>
>
> --
> Sent from: http://apache-flink.147419.n8.nabble.com/
>
