[
https://issues.apache.org/jira/browse/FLINK-20648?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Xintong Song reassigned FLINK-20648:
------------------------------------
Assignee: Yang Wang
> Unable to restore job from savepoint when using Kubernetes based HA services
> ----------------------------------------------------------------------------
>
> Key: FLINK-20648
> URL: https://issues.apache.org/jira/browse/FLINK-20648
> Project: Flink
> Issue Type: Bug
> Components: Deployment / Kubernetes
> Affects Versions: 1.12.0
> Reporter: David Morávek
> Assignee: Yang Wang
> Priority: Critical
> Fix For: 1.12.1
>
>
> When restoring job from savepoint, we always end up with following error:
> {code}
> Caused by: org.apache.flink.runtime.client.JobInitializationException: Could
> not instantiate JobManager.
> at
> org.apache.flink.runtime.dispatcher.Dispatcher.lambda$createJobManagerRunner$5(Dispatcher.java:463)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1764)
> ~[?:?]
> ... 3 more
> Caused by: java.util.concurrent.ExecutionException:
> org.apache.flink.runtime.concurrent.FutureUtils$RetryException: Stopped
> retrying the operation because the error is not retryable.
> at
> java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:395)
> ~[?:?]
> at
> java.util.concurrent.CompletableFuture.get(CompletableFuture.java:2063) ~[?:?]
> at
> org.apache.flink.kubernetes.highavailability.KubernetesStateHandleStore.addAndLock(KubernetesStateHandleStore.java:150)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> org.apache.flink.runtime.checkpoint.DefaultCompletedCheckpointStore.addCheckpoint(DefaultCompletedCheckpointStore.java:211)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> org.apache.flink.runtime.checkpoint.CheckpointCoordinator.restoreSavepoint(CheckpointCoordinator.java:1479)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> org.apache.flink.runtime.scheduler.SchedulerBase.tryRestoreExecutionGraphFromSavepoint(SchedulerBase.java:325)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> org.apache.flink.runtime.scheduler.SchedulerBase.createAndRestoreExecutionGraph(SchedulerBase.java:266)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> org.apache.flink.runtime.scheduler.SchedulerBase.<init>(SchedulerBase.java:238)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> org.apache.flink.runtime.scheduler.DefaultScheduler.<init>(DefaultScheduler.java:134)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> org.apache.flink.runtime.scheduler.DefaultSchedulerFactory.createInstance(DefaultSchedulerFactory.java:108)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> org.apache.flink.runtime.jobmaster.JobMaster.createScheduler(JobMaster.java:323)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> org.apache.flink.runtime.jobmaster.JobMaster.<init>(JobMaster.java:310)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> org.apache.flink.runtime.jobmaster.factories.DefaultJobMasterServiceFactory.createJobMasterService(DefaultJobMasterServiceFactory.java:96)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> org.apache.flink.runtime.jobmaster.factories.DefaultJobMasterServiceFactory.createJobMasterService(DefaultJobMasterServiceFactory.java:41)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> org.apache.flink.runtime.jobmaster.JobManagerRunnerImpl.<init>(JobManagerRunnerImpl.java:141)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> org.apache.flink.runtime.dispatcher.DefaultJobManagerRunnerFactory.createJobManagerRunner(DefaultJobManagerRunnerFactory.java:80)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> org.apache.flink.runtime.dispatcher.Dispatcher.lambda$createJobManagerRunner$5(Dispatcher.java:450)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1764)
> ~[?:?]
> ... 3 more
> Caused by: org.apache.flink.runtime.concurrent.FutureUtils$RetryException:
> Stopped retrying the operation because the error is not retryable.
> at
> org.apache.flink.runtime.concurrent.FutureUtils.lambda$retryOperation$1(FutureUtils.java:166)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:859)
> ~[?:?]
> at
> java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:837)
> ~[?:?]
> at
> java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:478)
> ~[?:?]
> ... 3 more
> Caused by: java.util.concurrent.CompletionException:
> org.apache.flink.kubernetes.kubeclient.resources.KubernetesException: Cannot
> retry checkAndUpdateConfigMap with configMap
> pipelines-runner-fulltext-6e99e672-4af29f0768624632839835717898b08d-jobmanager-leader
> because it does not exist.
> at
> org.apache.flink.kubernetes.kubeclient.Fabric8FlinkKubeClient.lambda$null$6(Fabric8FlinkKubeClient.java:289)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at java.util.Optional.orElseThrow(Optional.java:401) ~[?:?]
> at
> org.apache.flink.kubernetes.kubeclient.Fabric8FlinkKubeClient.lambda$null$7(Fabric8FlinkKubeClient.java:289)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1764)
> ~[?:?]
> ... 3 more
> Caused by:
> org.apache.flink.kubernetes.kubeclient.resources.KubernetesException: Cannot
> retry checkAndUpdateConfigMap with configMap
> pipelines-runner-fulltext-6e99e672-4af29f0768624632839835717898b08d-jobmanager-leader
> because it does not exist.
> at
> org.apache.flink.kubernetes.kubeclient.Fabric8FlinkKubeClient.lambda$null$6(Fabric8FlinkKubeClient.java:289)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at java.util.Optional.orElseThrow(Optional.java:401) ~[?:?]
> at
> org.apache.flink.kubernetes.kubeclient.Fabric8FlinkKubeClient.lambda$null$7(Fabric8FlinkKubeClient.java:289)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
> at
> java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1764)
> ~[?:?]
> {code}
> Cause of the issue is following:
> - We construct `jobMasterServices` prior starting `leaderElectionService` (in
> `JobManagerRunnerImpl`)
> - During `jobMasterServices` initialization
> `tryRestoreExecutionGraphFromSavepoint` gets called. This calls
> `KubernetesStateHandleStore.addAndLock` interally.
> - `KubernetesStateHandleStore.addAndLock` expects configmap for JM leadership
> to be already present, which is wrong, because `leaderElectionService` which
> is responsible for its creation has not started yet
> Possible fixes:
> - Start `leaderElectionService` before `jobMasterServices`
> - Fix `KubernetesStateHandleStore`, so it can handle the case, when leader
> hasn't been elected
--
This message was sent by Atlassian Jira
(v8.3.4#803005)
