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https://issues.apache.org/jira/browse/FLINK-27257?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17535850#comment-17535850
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Nicholas Jiang commented on FLINK-27257:
----------------------------------------
[~gyfora], sorry for later reply. I will push a pull request today.
> Flink kubernetes operator triggers savepoint failed because of not all tasks
> running
> ------------------------------------------------------------------------------------
>
> Key: FLINK-27257
> URL: https://issues.apache.org/jira/browse/FLINK-27257
> Project: Flink
> Issue Type: Bug
> Components: Kubernetes Operator
> Reporter: Yang Wang
> Assignee: Nicholas Jiang
> Priority: Major
> Fix For: kubernetes-operator-1.1.0
>
>
> {code:java}
> 2022-04-15 02:38:56,551 o.a.f.k.o.s.FlinkService [INFO
> ][default/flink-example-statemachine] Fetching savepoint result with
> triggerId: 182d7f176496856d7b33fe2f3767da18
> 2022-04-15 02:38:56,690 o.a.f.k.o.s.FlinkService
> [ERROR][default/flink-example-statemachine] Savepoint error
> org.apache.flink.runtime.checkpoint.CheckpointException: Checkpoint
> triggering task Source: Custom Source (1/2) of job
> 00000000000000000000000000000000 is not being executed at the moment.
> Aborting checkpoint. Failure reason: Not all required tasks are currently
> running.
> at
> org.apache.flink.runtime.checkpoint.DefaultCheckpointPlanCalculator.checkTasksStarted(DefaultCheckpointPlanCalculator.java:143)
> at
> org.apache.flink.runtime.checkpoint.DefaultCheckpointPlanCalculator.lambda$calculateCheckpointPlan$1(DefaultCheckpointPlanCalculator.java:105)
> at
> java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1604)
> at
> org.apache.flink.runtime.rpc.akka.AkkaRpcActor.lambda$handleRunAsync$4(AkkaRpcActor.java:455)
> at
> org.apache.flink.runtime.concurrent.akka.ClassLoadingUtils.runWithContextClassLoader(ClassLoadingUtils.java:68)
> at
> org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRunAsync(AkkaRpcActor.java:455)
> at
> org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcMessage(AkkaRpcActor.java:213)
> at
> org.apache.flink.runtime.rpc.akka.FencedAkkaRpcActor.handleRpcMessage(FencedAkkaRpcActor.java:78)
> at
> org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleMessage(AkkaRpcActor.java:163)
> at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:24)
> at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:20)
> at scala.PartialFunction.applyOrElse(PartialFunction.scala:123)
> at scala.PartialFunction.applyOrElse$(PartialFunction.scala:122)
> at akka.japi.pf.UnitCaseStatement.applyOrElse(CaseStatements.scala:20)
> at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:171)
> at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:172)
> at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:172)
> at akka.actor.Actor.aroundReceive(Actor.scala:537)
> at akka.actor.Actor.aroundReceive$(Actor.scala:535)
> at akka.actor.AbstractActor.aroundReceive(AbstractActor.scala:220)
> at akka.actor.ActorCell.receiveMessage(ActorCell.scala:580)
> at akka.actor.ActorCell.invoke(ActorCell.scala:548)
> at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:270)
> at akka.dispatch.Mailbox.run(Mailbox.scala:231)
> at akka.dispatch.Mailbox.exec(Mailbox.scala:243)
> at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
> at
> java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)
> at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692)
> at
> java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:175)
> 2022-04-15 02:38:56,693 o.a.f.k.o.o.SavepointObserver
> [ERROR][default/flink-example-statemachine] Checkpoint triggering task
> Source: Custom Source (1/2) of job 00000000000000000000000000000000 is not
> being executed at the moment. Aborting checkpoint. Failure reason: Not all
> required tasks are currently running. {code}
> How to reproduce?
> Update arbitrary fields(e.g. parallelism) along with
> {{{}savepointTriggerNonce{}}}.
>
> The root cause might be the running state return by
> {{ClusterClient#listJobs()}} does not mean all the tasks are running.
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