本文共 1823 字,大约阅读时间需要 6 分钟。
报错
...org.apache.flink.runtime.taskexecutor.exceptions.RegistrationTimeoutException: Could not register at the ResourceManager within the specified maximum registration duration 300000 ms. This indicates a problem with this instance. Terminating now. at org.apache.flink.runtime.taskexecutor.TaskExecutor.registrationTimeout(TaskExecutor.java:1037) at org.apache.flink.runtime.taskexecutor.TaskExecutor.lambda$startRegistrationTimeout$3(TaskExecutor.java:1023) at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRunAsync(AkkaRpcActor.java:332) at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcMessage(AkkaRpcActor.java:158) at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.onReceive(AkkaRpcActor.java:142) at akka.actor.UntypedActor$$anonfun$receive$1.applyOrElse(UntypedActor.scala:165) at akka.actor.Actor$class.aroundReceive(Actor.scala:502) at akka.actor.UntypedActor.aroundReceive(UntypedActor.scala:95) at akka.actor.ActorCell.receiveMessage(ActorCell.scala:526) at akka.actor.ActorCell.invoke(ActorCell.scala:495) at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:257) at akka.dispatch.Mailbox.run(Mailbox.scala:224) at akka.dispatch.Mailbox.exec(Mailbox.scala:234) 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) ...
查了一些资料, 有改 localhost的, 有 在flink-conf.yaml 添加 taskmanager.host:localhost的, 不过都没解决, 查看了 flink 的 log 日志如上所示, 发现 resourcemanager 问题,无法分配slot之类的问题。
后来 将 jdk 更新才解决。 jdk 更改为 jdk 8u252。 本来用的jdk9。 将IDEA端编写程序用的jdk 与 linux端的 jdk 皆改为 jdk8u252版本(1.8.0_252)。 之后,taskmanagers不再为0 。出现 1,4,4。转载地址:http://qiazb.baihongyu.com/