flink1.7报错:akka.pattern.AskTimeoutException: Ask timed out on
问题描述
flink能正常启动,但是启动任务就失败,哪怕启动examples下面的示例程序也是报错
报错内容
akka.pattern.AskTimeoutException: Ask timed out on [Actor[akka://flink/user/dispatcher#-738694886]] after [10000 ms]. Sender[null] sent message of type "org.apache.flink.runtime.rpc.messages.LocalFencedMessage". at akka.pattern.PromiseActorRef$$anonfun$1.apply$mcV$sp(AskSupport.scala:604) at akka.actor.Scheduler$$anon$4.run(Scheduler.scala:126) at scala.concurrent.Future$InternalCallbackExecutor$.unbatchedExecute(Future.scala:601) at scala.concurrent.BatchingExecutor$class.execute(BatchingExecutor.scala:109) at scala.concurrent.Future$InternalCallbackExecutor$.execute(Future.scala:599) at akka.actor.LightArrayRevolverScheduler$TaskHolder.executeTask(LightArrayRevolverScheduler.scala:329) at akka.actor.LightArrayRevolverScheduler$$anon$4.executeBucket$1(LightArrayRevolverScheduler.scala:280) at akka.actor.LightArrayRevolverScheduler$$anon$4.nextTick(LightArrayRevolverScheduler.scala:284) at akka.actor.LightArrayRevolverScheduler$$anon$4.run(LightArrayRevolverScheduler.scala:236) at java.lang.Thread.run(Thread.java:745) 2020-02-28 21:54:11,924 ERROR org.apache.flink.runtime.rest.handler.job.JobsOverviewHandler - Could not retrieve the redirect address. java.util.concurrent.CompletionException: akka.pattern.AskTimeoutException: Ask timed out on [Actor[akka://flink/user/dispatcher#-738694886]] after [10000 ms]. Sender[null] sent message of type "org.apache.flink.runtime.rpc.messages.LocalFencedMessage". at java.util.concurrent.CompletableFuture.internalComplete(CompletableFuture.java:205) at java.util.concurrent.CompletableFuture$ThenApply.run(CompletableFuture.java:723) at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:193) at java.util.concurrent.CompletableFuture.completeExceptionally(CompletableFuture.java:2361) at org.apache.flink.runtime.concurrent.FutureUtils$1.onComplete(FutureUtils.java:772) at akka.dispatch.OnComplete.internal(Future.scala:258) at akka.dispatch.OnComplete.internal(Future.scala:256) at akka.dispatch.japi$CallbackBridge.apply(Future.scala:186) at akka.dispatch.japi$CallbackBridge.apply(Future.scala:183) at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:36) at org.apache.flink.runtime.concurrent.Executors$DirectExecutionContext.execute(Executors.java:83) at scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:44) at scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:252) at akka.pattern.PromiseActorRef$$anonfun$1.apply$mcV$sp(AskSupport.scala:603) at akka.actor.Scheduler$$anon$4.run(Scheduler.scala:126) at scala.concurrent.Future$InternalCallbackExecutor$.unbatchedExecute(Future.scala:601) at scala.concurrent.BatchingExecutor$class.execute(BatchingExecutor.scala:109) at scala.concurrent.Future$InternalCallbackExecutor$.execute(Future.scala:599) at akka.actor.LightArrayRevolverScheduler$TaskHolder.executeTask(LightArrayRevolverScheduler.scala:329) at akka.actor.LightArrayRevolverScheduler$$anon$4.executeBucket$1(LightArrayRevolverScheduler.scala:280) at akka.actor.LightArrayRevolverScheduler$$anon$4.nextTick(LightArrayRevolverScheduler.scala:284) at akka.actor.LightArrayRevolverScheduler$$anon$4.run(LightArrayRevolverScheduler.scala:236) at java.lang.Thread.run(Thread.java:745) Caused by: akka.pattern.AskTimeoutException: Ask timed out on [Actor[akka://flink/user/dispatcher#-738694886]] after [10000 ms]. Sender[null] sent message of type "org.apache.flink.runtime.rpc.messages.LocalFencedMessage". at akka.pattern.PromiseActorRef$$anonfun$1.apply$mcV$sp(AskSupport.scala:604) ... 9 more 2020-02-28 21:54:12,904 ERROR org.apache.flink.runtime.rest.handler.cluster.ClusterOverviewHandler - Could not retrieve the redirect address.
解决:
原因是jdk版本和flink版本有冲突
我用的jdk版本是1.8.0_11,flink 1.7
把jdk换成更高的版本,再重启集群即可
我现在用的jdk版本是1.8.0_202