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Kezhu Wang commented on FLINK-19212: ------------------------------------ [~klden] Seems that this has fixed by [FLINK-18710|https://issues.apache.org/jira/browse/FLINK-18710] and shipped in version 1.11.2. > Failed to serialize the result for RPC call : requestTaskManagerInfo. > ---------------------------------------------------------------------- > > Key: FLINK-19212 > URL: https://issues.apache.org/jira/browse/FLINK-19212 > Project: Flink > Issue Type: Bug > Affects Versions: 1.11.1 > Reporter: Kenzyme Le > Priority: Minor > > Hi, > On a Standalone, HA setup with ZK (2 JM instances), I am unable to look at > the Web GUI tab Task Managers. > The pattern I saw was that looking from the leader doesn't throw the > exception, but from the followers, the exception is thrown. > Error log from JobManager: > {code:java} > 2020-09-13 00:35:58,625 ERROR > org.apache.flink.runtime.rest.handler.taskmanager.TaskManagersHandler [] - > Unhandled exception. > org.apache.flink.runtime.rpc.akka.exceptions.AkkaRpcException: Failed to > serialize the result for RPC call : requestTaskManagerInfo. > at > org.apache.flink.runtime.rpc.akka.AkkaRpcActor.serializeRemoteResultAndVerifySize(AkkaRpcActor.java:368) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at > org.apache.flink.runtime.rpc.akka.AkkaRpcActor.lambda$sendAsyncResponse$0(AkkaRpcActor.java:335) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at > java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:859) > ~[?:?] > at > java.util.concurrent.CompletableFuture.uniWhenCompleteStage(CompletableFuture.java:883) > ~[?:?] > at > java.util.concurrent.CompletableFuture.whenComplete(CompletableFuture.java:2251) > ~[?:?] > at > org.apache.flink.runtime.rpc.akka.AkkaRpcActor.sendAsyncResponse(AkkaRpcActor.java:329) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at > org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcInvocation(AkkaRpcActor.java:298) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at > org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcMessage(AkkaRpcActor.java:199) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at > org.apache.flink.runtime.rpc.akka.FencedAkkaRpcActor.handleRpcMessage(FencedAkkaRpcActor.java:74) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at > org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleMessage(AkkaRpcActor.java:152) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:26) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:21) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at scala.PartialFunction.applyOrElse(PartialFunction.scala:123) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at scala.PartialFunction.applyOrElse$(PartialFunction.scala:122) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at > akka.japi.pf.UnitCaseStatement.applyOrElse(CaseStatements.scala:21) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at > scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:171) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at > scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:172) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at > scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:172) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at akka.actor.Actor.aroundReceive(Actor.scala:517) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at akka.actor.Actor.aroundReceive$(Actor.scala:515) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at akka.actor.AbstractActor.aroundReceive(AbstractActor.scala:225) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at akka.actor.ActorCell.receiveMessage(ActorCell.scala:592) > [flink-dist_2.12-1.11.1.jar:1.11.1] > at akka.actor.ActorCell.invoke(ActorCell.scala:561) > [flink-dist_2.12-1.11.1.jar:1.11.1] > at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:258) > [flink-dist_2.12-1.11.1.jar:1.11.1] > at akka.dispatch.Mailbox.run(Mailbox.scala:225) > [flink-dist_2.12-1.11.1.jar:1.11.1] > at akka.dispatch.Mailbox.exec(Mailbox.scala:235) > [flink-dist_2.12-1.11.1.jar:1.11.1] > at akka.dispatch.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) > [flink-dist_2.12-1.11.1.jar:1.11.1] > at > akka.dispatch.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) > [flink-dist_2.12-1.11.1.jar:1.11.1] > at > akka.dispatch.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) > [flink-dist_2.12-1.11.1.jar:1.11.1] > at > akka.dispatch.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) > [flink-dist_2.12-1.11.1.jar:1.11.1] > Caused by: java.io.NotSerializableException: > org.apache.flink.runtime.rest.messages.ResourceProfileInfo > at > java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1185) ~[?:?] > at > java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1553) > ~[?:?] > at > java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1510) > ~[?:?] > at > java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1433) > ~[?:?] > at > java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1179) ~[?:?] > at > java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:349) ~[?:?] > at java.util.ArrayList.writeObject(ArrayList.java:896) ~[?:?] > at jdk.internal.reflect.GeneratedMethodAccessor25.invoke(Unknown > Source) ~[?:?] > at > jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > ~[?:?] > at java.lang.reflect.Method.invoke(Method.java:566) ~[?:?] > at > java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:1130) > ~[?:?] > at > java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1497) > ~[?:?] > at > java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1433) > ~[?:?] > at > java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1179) ~[?:?] > at > java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:349) ~[?:?] > at > org.apache.flink.util.InstantiationUtil.serializeObject(InstantiationUtil.java:586) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at > org.apache.flink.util.SerializedValue.<init>(SerializedValue.java:52) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > at > org.apache.flink.runtime.rpc.akka.AkkaRpcActor.serializeRemoteResultAndVerifySize(AkkaRpcActor.java:357) > ~[flink-dist_2.12-1.11.1.jar:1.11.1] > ... 29 more > {code} -- This message was sent by Atlassian Jira (v8.3.4#803005)