Hi, TM上有报错信息嘛？有的话可以贴出来看一下是什么导致cp失败的
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Best！
Xuyang
Hi, TM上有报错信息嘛？有的话可以贴出来看一下是什么导致cp失败的
在 2022-08-23 20:41:59，"yidan zhao" <hinobl...@gmail.com> 写道：
>补充部分信息：
>看日志，如果是 flink savepoint xxx 这样触发检查点，JM的日志很简单：
>2022-08-23 20:33:22,307 INFO
>org.apache.flink.runtime.jobmaster.JobMaster [] -
>Triggering savepoint for job 8d231de75b8227a1b
>715b1aa665caa91.
>
>2022-08-23 20:33:22,318 INFO
>org.apache.flink.runtime.checkpoint.CheckpointCoordinator [] -
>Triggering checkpoint 5 (type=SavepointType{na
>me='Savepoint', postCheckpointAction=NONE, formatType=CANONICAL}) @
>1661258002307 for job 8d231de75b8227a1b715b1aa665caa91.
>
>2022-08-23 20:33:23,701 INFO
>org.apache.flink.runtime.state.filesystem.FsCheckpointMetadataOutputStream
>[] - Cannot create recoverable writer
> due to Recoverable writers on Hadoop are only supported for HDFS,
>will use the ordinary writer.
>
>2022-08-23 20:33:23,908 INFO
>org.apache.flink.runtime.checkpoint.CheckpointCoordinator [] -
>Completed checkpoint 5 for job 8d231de75b8227a1b715b1aa665caa91
>(1638207 bytes, checkpointDuration=1600 ms, finalizationTime=1 ms).
>
>
>如果是 stop xxx 这样停止任务，则JM日志（错误）如下：
>
>2022-08-23 20:35:01,834 INFO
>org.apache.flink.runtime.jobmaster.JobMaster [] -
>Triggering stop-with-savepoint for job
>8d231de75b8227a1b715b1aa665caa91.
>
>2022-08-23 20:35:01,842 INFO
>org.apache.flink.runtime.checkpoint.CheckpointCoordinator [] -
>Triggering checkpoint 6 (type=SavepointType{name='Suspend Savepoint',
>postCheckpointAction=SUSPEND, formatType=CANONICAL}) @ 1661258101834
>for job 8d231de75b8227a1b715b1aa665caa91.
>
>2022-08-23 20:35:02,083 INFO
>org.apache.flink.runtime.checkpoint.CheckpointCoordinator [] -
>Decline checkpoint 6 by task a65383dad01bc15f654c4afe4aa63b6d of job
>8d231de75b8227a1b715b1aa665caa91 at 10.35.95.150:13151-3dfdc5 @
>xxx.xxx.com (dataPort=13156).
>（此处看起来是被decline了，原因是 task failed？）
>org.apache.flink.util.SerializedThrowable: Task name with subtask :
>Source: XXX_Kafka(startTs:latest) ->... ->... ->... (10/10)#2 Failure
>reason: Task has failed.
> at
> org.apache.flink.runtime.taskmanager.Task.declineCheckpoint(Task.java:1388)
>~[flink-dist-1.15.1.jar:1.15.1]
> at
> org.apache.flink.runtime.taskmanager.Task.lambda$triggerCheckpointBarrier$3(Task.java:1331)
>~[flink-dist-1.15.1.jar:1.15.1]
> at
> java.util.concurrent.CompletableFuture.uniHandle(CompletableFuture.java:836)
>~[?:1.8.0_251]
> at
> java.util.concurrent.CompletableFuture$UniHandle.tryFire(CompletableFuture.java:811)
>~[?:1.8.0_251]
> at
> java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:488)
>~[?:1.8.0_251]
> at
> java.util.concurrent.CompletableFuture.completeExceptionally(CompletableFuture.java:1990)
>~[?:1.8.0_251]
> at
> org.apache.flink.streaming.runtime.tasks.SourceStreamTask$LegacySourceFunctionThread.run(SourceStreamTask.java:343)
>~[flink-dist-1.15.1.jar:1.15.1]
>Caused by: org.apache.flink.util.SerializedThrowable:
>org.apache.flink.streaming.connectors.kafka.internals.Handover$ClosedException
> at
> java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:292)
>~[?:1.8.0_251]
> at
> java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:308)
>~[?:1.8.0_251]
> at
> java.util.concurrent.CompletableFuture.uniCompose(CompletableFuture.java:957)
>~[?:1.8.0_251]
> at
> java.util.concurrent.CompletableFuture$UniCompose.tryFire(CompletableFuture.java:940)
>~[?:1.8.0_251]
> ... 3 more
>Caused by: org.apache.flink.util.SerializedThrowable
> at
> org.apache.flink.streaming.connectors.kafka.internals.Handover.close(Handover.java:177)
>~[?:?]
> at
> org.apache.flink.streaming.connectors.kafka.internals.KafkaFetcher.cancel(KafkaFetcher.java:164)
>~[?:?]
> at
> org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumerBase.cancel(FlinkKafkaConsumerBase.java:1002)
>~[?:?]
> at
> org.apache.flink.streaming.api.operators.StreamSource.stop(StreamSource.java:128)
>~[flink-dist-1.15.1.jar:1.15.1]
> at
> org.apache.flink.streaming.runtime.tasks.SourceStreamTask.stopOperatorForStopWithSavepoint(SourceStreamTask.java:305)
>~[flink-dist-1.15.1.jar:1.15.1]
> at
> org.apache.flink.streaming.runtime.tasks.SourceStreamTask.lambda$triggerStopWithSavepointAsync$1(SourceStreamTask.java:285)
>~[flink-dist-1.15.1.jar:1.15.1]
> at
> org.apache.flink.streaming.runtime.tasks.StreamTaskActionExecutor$SynchronizedStreamTaskActionExecutor.runThrowing(StreamTaskActionExecutor.java:93)
>~[flink-dist-1.15.1.jar:1.15.1]
> at
> org.apache.flink.streaming.runtime.tasks.mailbox.Mail.run(Mail.java:90)
>~[flink-dist-1.15.1.jar:1.15.1]
> at
> org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.processMailsWhenDefaultActionUnavailable(MailboxProcessor.java:338)
>~[flink-dist-1.15.1.jar:1.15.1]
> at
> org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.processMail(MailboxProcessor.java:324)
>~[flink-dist-1.15.1.jar:1.15.1]
> at
> org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.runMailboxLoop(MailboxProcessor.java:201)
>~[flink-dist-1.15.1.jar:1.15.1]
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.runMailboxLoop(StreamTask.java:804)
>~[flink-dist-1.15.1.jar:1.15.1]
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:753)
>~[flink-dist-1.15.1.jar:1.15.1]
> at
> org.apache.flink.runtime.taskmanager.Task.runWithSystemExitMonitoring(Task.java:948)
>~[flink-dist-1.15.1.jar:1.15.1]
> at
> org.apache.flink.runtime.taskmanager.Task.restoreAndInvoke(Task.java:927)
>~[flink-dist-1.15.1.jar:1.15.1]
> at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:741)
>~[flink-dist-1.15.1.jar:1.15.1]
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:563)
>~[flink-dist-1.15.1.jar:1.15.1]
> at java.lang.Thread.run(Thread.java:748) [?:1.8.0_251]
>
>yidan zhao <hinobl...@gmail.com> 于2022年8月23日周二 20:31写道：
>>
>> 如题，stop，停止并保存检查点失败。
>> 测试看 cancel、cancel -s 方式都成功。 cancel -s 可成功生成检查点并退出。
>>
>> stop则不行，报错主要是
>> Could not stop with a savepoint job "1b87f308e2582f3cc0e3ccc812471201"
>> ...
>> Caused by: java.util.concurrent.ExecutionException:
>> java.util.concurrent.CompletionException:
>> org.apache.flink.runtime.checkpoint.CheckpointEx
>> ception: Task has failed.
>> ...
>> Caused by: org.apache.flink.util.SerializedThrowable:
>> org.apache.flink.runtime.checkpoint.CheckpointException: Task has
>> failed.
>> ...
>> Caused by: org.apache.flink.util.SerializedThrowable: Task has failed.
>> ...
>>
>> ______详细日志：
