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Posted to issues@flink.apache.org by "Ufuk Celebi (JIRA)" <ji...@apache.org> on 2017/02/03 14:57:51 UTC
[jira] [Assigned] (FLINK-5699) Cancel with savepoint fails with a
NPE if savepoint target directory not set
[ https://issues.apache.org/jira/browse/FLINK-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ufuk Celebi reassigned FLINK-5699:
----------------------------------
Assignee: Ufuk Celebi
> Cancel with savepoint fails with a NPE if savepoint target directory not set
> ----------------------------------------------------------------------------
>
> Key: FLINK-5699
> URL: https://issues.apache.org/jira/browse/FLINK-5699
> Project: Flink
> Issue Type: Bug
> Components: State Backends, Checkpointing
> Affects Versions: 1.3.0
> Reporter: Till Rohrmann
> Assignee: Ufuk Celebi
> Priority: Minor
>
> When canceling a job with savepoint where one has not configured a savepoint directory, then the command fails with the following exception
> {code}
> java.lang.Exception: Canceling the job with ID 663f9769f0f3565b8ebc2acf0091431a failed.
> at org.apache.flink.client.CliFrontend.cancel(CliFrontend.java:633)
> at org.apache.flink.client.CliFrontend.parseParameters(CliFrontend.java:1082)
> at org.apache.flink.client.CliFrontend$2.call(CliFrontend.java:1123)
> at org.apache.flink.client.CliFrontend$2.call(CliFrontend.java:1120)
> at org.apache.flink.runtime.security.HadoopSecurityContext$1.run(HadoopSecurityContext.java:43)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:422)
> at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1548)
> at org.apache.flink.runtime.security.HadoopSecurityContext.runSecured(HadoopSecurityContext.java:40)
> at org.apache.flink.client.CliFrontend.main(CliFrontend.java:1120)
> Caused by: java.lang.Exception: Failed to cancel job 663f9769f0f3565b8ebc2acf0091431a with savepoint.
> at org.apache.flink.runtime.jobmanager.JobManager$$anonfun$handleMessage$1.applyOrElse(JobManager.scala:634)
> at scala.runtime.AbstractPartialFunction$mcVL$sp.apply$mcVL$sp(AbstractPartialFunction.scala:33)
> at scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:33)
> at scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:25)
> at org.apache.flink.runtime.LeaderSessionMessageFilter$$anonfun$receive$1.applyOrElse(LeaderSessionMessageFilter.scala:36)
> at scala.runtime.AbstractPartialFunction$mcVL$sp.apply$mcVL$sp(AbstractPartialFunction.scala:33)
> at scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:33)
> at scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:25)
> at org.apache.flink.runtime.LogMessages$$anon$1.apply(LogMessages.scala:33)
> at org.apache.flink.runtime.LogMessages$$anon$1.apply(LogMessages.scala:28)
> at scala.PartialFunction$class.applyOrElse(PartialFunction.scala:118)
> at org.apache.flink.runtime.LogMessages$$anon$1.applyOrElse(LogMessages.scala:28)
> at akka.actor.Actor$class.aroundReceive(Actor.scala:467)
> at org.apache.flink.runtime.jobmanager.JobManager.aroundReceive(JobManager.scala:118)
> at akka.actor.ActorCell.receiveMessage(ActorCell.scala:516)
> at akka.actor.ActorCell.invoke(ActorCell.scala:487)
> at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:238)
> at akka.dispatch.Mailbox.run(Mailbox.scala:220)
> at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:397)
> at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)
> at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)
> at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)
> at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)
> Caused by: java.lang.NullPointerException: Savepoint target directory
> at org.apache.flink.util.Preconditions.checkNotNull(Preconditions.java:75)
> at org.apache.flink.runtime.checkpoint.CheckpointCoordinator.triggerSavepoint(CheckpointCoordinator.java:296)
> at org.apache.flink.runtime.jobmanager.JobManager$$anonfun$handleMessage$1.applyOrElse(JobManager.scala:598)
> ... 22 more
> {code}
> I think we could return a more meaningful exception then the NPE to the user.
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