执行命令1的时候，localhost:8081看上去是正常的，有可用的TaskManager，JobSlot等。log下的StandaloneSession和TaskExecutor的log均无异常。 dispatcher也是正常起来的：
2019-11-03 21:07:58,438 INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Rest endpoint listening at localhost:8081 2019-11-03 21:07:58,438 INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - http://localhost:8081 was granted leadership with leaderSessionID=00000000-0000-0000-0000-000000000000 2019-11-03 21:07:58,439 INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Web frontend listening at http://localhost:8081. 2019-11-03 21:07:58,507 INFO org.apache.flink.runtime.rpc.akka.AkkaRpcService - Starting RPC endpoint for org.apache.flink.runtime.resourcemanager.StandaloneResourceManager at akka://flink/user/resourcemanager . 2019-11-03 21:07:58,526 INFO org.apache.flink.runtime.rpc.akka.AkkaRpcService - Starting RPC endpoint for org.apache.flink.runtime.dispatcher.StandaloneDispatcher at akka://flink/user/dispatcher . 2019-11-03 21:07:58,549 INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - ResourceManager akka.tcp://flink@localhost:6123/user/resourcemanager was granted leadership with fencing token 00000000000000000000000000000000 2019-11-03 21:07:58,550 INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Starting the SlotManager. 2019-11-03 21:07:58,563 INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Dispatcher akka.tcp://flink@localhost:6123/user/dispatcher was granted leadership with fencing token 00000000-0000-0000-0000-000000000000 2019-11-03 21:07:58,565 INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Recovering all persisted jobs. 2019-11-03 21:08:02,248 INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Registering TaskManager with ResourceID ba0633856bb7670711e9e4e946168800 (akka.tcp://[email protected]:54796/user/taskmanager_0) at ResourceManager On Tue, Nov 5, 2019 at 8:21 PM zhisheng <[email protected]> wrote: > 执行命令 1 的时候，建议打开 localhost:8081 看看是否 Flink UI 打开是否有问题，再或者看看 Flink log 目录下的 > jobmanager 和 taskmanager 的日志是否有异常？ > > 我本地测试你同样的命令是 OK 的 > > tison <[email protected]> 于2019年11月5日周二 下午3:01写道： > > > 这个问题其实还挺常见的，问题有很多种可能。比如你看一下 log 下面 cluster 的日志看看 > > Dispatcher 有没有正常的起起来，flink-conf 你有没有改过导致超时过短（比如 1 ms）或者 > > 资源不够。也有升级 jdk 小版本后就不复现的。 > > > > Best, > > tison. > > > > > > jeff kit <[email protected]> 于2019年11月5日周二 下午2:43写道： > > > > > 你好。 > > > 我本地的Flink是官网提供的Binary包，非自己编译的。 > > > 我相信我的情况是少数，绝大多数人的Mac都是能跑的。 > > > > > > On Tue, Nov 5, 2019 at 2:24 PM Biao Liu <[email protected]> wrote: > > > > > > > 你好， > > > > > > > > MacOS 可以跑 Flink，我自己刚试了下，复制你的命令就可以跑。 > > > > 建议再查一下你本地的环境，你本地的 Flink 是自己编译的吗？如果不行试一下 Flink 提供的 binary 包 [1]？ > > > > > > > > [1] https://flink.apache.org/downloads.html > > > > > > > > Thanks, > > > > Biao /'bɪ.aʊ/ > > > > > > > > > > > > > > > > On Tue, 5 Nov 2019 at 12:30, jeff kit <[email protected]> wrote: > > > > > > > > > HI，大家好： > > > > > 我在运行Flink官方的Quick > > > > > > Start就遇到了问題。为了避免自己问蠢问題，我先做了很多尝试，如换Flink的版本，从1.7到1.8及至1.9都试过，在我自己的Mac > > OS > > > > > X上这个问題是必然出现的，而换到其他操作系统例如Windows，则是正常的。 > > > > > > > > > > 这也许不是一个常见的问題，更多是我本机的运行环境问題，但多天尝试下来仍然没有找到解决方法，才在这里求助一下。 > > > > > > > > > > 操作步骤： > > > > > 1. ./bin/start-cluster.sh # 启动flink。 > > > > > 2. ./bin/flink run examples/batch/WordCount.jar # 提交wordCount 包 > > > > > > > > > > 随后就是抛了异常： > > > > > Starting execution of program > > > > > Executing WordCount example with default input data set. > > > > > Use --input to specify file input. > > > > > Printing result to stdout. Use --output to specify output path. > > > > > > > > > > ------------------------------------------------------------ > > > > > The program finished with the following exception: > > > > > > > > > > org.apache.flink.client.program.ProgramInvocationException: Could > not > > > > > retrieve the execution result. (JobID: > > > 81bc8720dee57710788cc8e41079ba4d) > > > > > at > > > > > > > > > > > > > > > > > > > > org.apache.flink.client.program.rest.RestClusterClient.submitJob(RestClusterClient.java:255) > > > > > at > > > > > > > > > org.apache.flink.client.program.ClusterClient.run(ClusterClient.java:338) > > > > > at > > > > > > > > > org.apache.flink.client.program.ClusterClient.run(ClusterClient.java:326) > > > > > at > > > > > > > > > > > > > > > > > > > > org.apache.flink.client.program.ContextEnvironment.execute(ContextEnvironment.java:62) > > > > > at > > > > > > > > > > > > > > > > > > > > org.apache.flink.api.java.ExecutionEnvironment.execute(ExecutionEnvironment.java:820) > > > > > at org.apache.flink.api.java.DataSet.collect(DataSet.java:413) > > > > > at org.apache.flink.api.java.DataSet.print(DataSet.java:1652) > > > > > at > > > > > > > > > > > > > > > org.apache.flink.examples.java.wordcount.WordCount.main(WordCount.java:88) > > > > > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > > > > > at > > > > > > > > > > > > > > > > > > > > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > > > > > at > > > > > > > > > > > > > > > > > > > > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > > > > > at java.lang.reflect.Method.invoke(Method.java:483) > > > > > at > > > > > > > > > > > > > > > > > > > > org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:576) > > > > > at > > > > > > > > > > > > > > > > > > > > org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:438) > > > > > at > > > > > > > > > org.apache.flink.client.program.ClusterClient.run(ClusterClient.java:274) > > > > > at > > > > > > > > > > > > > > > > > > > > org.apache.flink.client.cli.CliFrontend.executeProgram(CliFrontend.java:746) > > > > > at > > > > > > org.apache.flink.client.cli.CliFrontend.runProgram(CliFrontend.java:273) > > > > > at > org.apache.flink.client.cli.CliFrontend.run(CliFrontend.java:205) > > > > > at > > > > > > > > > > > > > > > > > > > > org.apache.flink.client.cli.CliFrontend.parseParameters(CliFrontend.java:1010) > > > > > at > > > > > > > > > > > > > > > > > > > > org.apache.flink.client.cli.CliFrontend.lambda$main$10(CliFrontend.java:1083) > > > > > at > > > > > > > > > > > > > > > org.apache.flink.client.cli.CliFrontend$$Lambda$31/1990451863.call(Unknown > > > > > Source) > > > > > at > > > > > > > > > > > > > > > > > > > > org.apache.flink.runtime.security.NoOpSecurityContext.runSecured(NoOpSecurityContext.java:30) > > > > > at > > org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:1083) > > > > > Caused by: org.apache.flink.runtime.client.JobSubmissionException: > > > Failed > > > > > to submit JobGraph. > > > > > at > > > > > > > > > > > > > > > > > > > > org.apache.flink.client.program.rest.RestClusterClient.lambda$submitJob$8(RestClusterClient.java:382) > > > > > at > > > > > > > > > > > > > > > > > > > > org.apache.flink.client.program.rest.RestClusterClient$$Lambda$44/1067599825.apply(Unknown > > > > > Source) > > > > > at > > > > > > > > > > > > > > > > > > > > java.util.concurrent.CompletableFuture$ExceptionCompletion.run(CompletableFuture.java:1246) > > > > > at > > > > > > > > > > > > > > > > > > > > java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:193) > > > > > at > > > > > > > > > > > > > > > > > > > > java.util.concurrent.CompletableFuture.internalComplete(CompletableFuture.java:210) > > > > > at > > > > > > > > > > > > > > > > > > > > java.util.concurrent.CompletableFuture$ThenApply.run(CompletableFuture.java:723) > > > > > at > > > > > > > > > > > > > > > > > > > > java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:193) > > > > > at > > > > > > > > > > > > > > > > > > > > java.util.concurrent.CompletableFuture.internalComplete(CompletableFuture.java:210) > > > > > at > > > > > > > > > > > > > > > > > > > > java.util.concurrent.CompletableFuture$ThenCopy.run(CompletableFuture.java:1333) > > > > > 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.lambda$retryOperationWithDelay$8(FutureUtils.java:263) > > > > > at > > > > > > > > > > > > > > > > > > > > org.apache.flink.runtime.concurrent.FutureUtils$$Lambda$63/318445555.accept(Unknown > > > > > Source) > > > > > at > > > > > > > > > > > > > > > > > > > > java.util.concurrent.CompletableFuture$WhenCompleteCompletion.run(CompletableFuture.java:1298) > > > > > at > > > > > > > > > > > > > > > > > > > > java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:193) > > > > > at > > > > > > > > > > > > > > > > > > > > java.util.concurrent.CompletableFuture.internalComplete(CompletableFuture.java:210) > > > > > at > > > > > > > > > > > > > > > > > > > > java.util.concurrent.CompletableFuture$AsyncCompose.exec(CompletableFuture.java:626) > > > > > at > > > > > > > > > > > > > > > > > > > > java.util.concurrent.CompletableFuture$Async.run(CompletableFuture.java:428) > > > > > at > > > > > > > > > > > > > > > > > > > > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > > > > > at > > > > > > > > > > > > > > > > > > > > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > > > > > at java.lang.Thread.run(Thread.java:745) > > > > > Caused by: org.apache.flink.runtime.rest.util.RestClientException: > > > > > [Internal server error., <Exception on server side: > > > > > akka.pattern.AskTimeoutException: Ask timed out on > > > > > [Actor[akka://flink/user/dispatcher#-80166821]] after [10000 ms]. > > > Message > > > > > of type > [org.apache.flink.runtime.rpc.messages.LocalFencedMessage]. A > > > > > typical reason for `AskTimeoutException` is that the recipient > actor > > > > didn't > > > > > send a reply. > > > > > at > > > > > > > > > > > > > > > > > > > > akka.pattern.PromiseActorRef$.$anonfun$defaultOnTimeout$1(AskSupport.scala:635) > > > > > at > akka.pattern.PromiseActorRef$$$Lambda$190/1064265473.apply(Unknown > > > > > Source) > > > > > at > > akka.pattern.PromiseActorRef$.$anonfun$apply$1(AskSupport.scala:650) > > > > > at > > > > > > akka.pattern.PromiseActorRef$$$Lambda$191/517355658.apply$mcV$sp(Unknown > > > > > Source) > > > > > at akka.actor.Scheduler$$anon$4.run(Scheduler.scala:205) > > > > > at > > > > > > > > > > > > > > > > > > > > scala.concurrent.Future$InternalCallbackExecutor$.unbatchedExecute(Future.scala:870) > > > > > at > > > scala.concurrent.BatchingExecutor.execute(BatchingExecutor.scala:109) > > > > > at > > > scala.concurrent.BatchingExecutor.execute$(BatchingExecutor.scala:103) > > > > > at > > > > > > > > > > > > > > > scala.concurrent.Future$InternalCallbackExecutor$.execute(Future.scala:868) > > > > > at > > > > > > > > > > > > > > > > > > > > akka.actor.LightArrayRevolverScheduler$TaskHolder.executeTask(LightArrayRevolverScheduler.scala:328) > > > > > at > > > > > > > > > > > > > > > > > > > > akka.actor.LightArrayRevolverScheduler$$anon$3.executeBucket$1(LightArrayRevolverScheduler.scala:279) > > > > > at > > > > > > > > > > > > > > > > > > > > akka.actor.LightArrayRevolverScheduler$$anon$3.nextTick(LightArrayRevolverScheduler.scala:283) > > > > > at > > > > > > > > > > > > > > > > > > > > akka.actor.LightArrayRevolverScheduler$$anon$3.run(LightArrayRevolverScheduler.scala:235) > > > > > at java.lang.Thread.run(Thread.java:745) > > > > > > > > > > End of exception on server side>] > > > > > at > > > > > > > > > > > > > > > org.apache.flink.runtime.rest.RestClient.parseResponse(RestClient.java:389) > > > > > at > > > > > > > > > > > > > > > > > > > > org.apache.flink.runtime.rest.RestClient.lambda$submitRequest$3(RestClient.java:373) > > > > > at > > > > > > > > > > > > > > > > > > > > org.apache.flink.runtime.rest.RestClient$$Lambda$62/2010911005.apply(Unknown > > > > > Source) > > > > > at > > > > > > > > > > > > > > > > > > > > java.util.concurrent.CompletableFuture$AsyncCompose.exec(CompletableFuture.java:604) > > > > > ... 4 more > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > 对了，在我的Mac上，遇到的奇怪问題还不止这一个，在其他人的机器上正常运行的Flink程序，到我这里都是有这样那样的问題的。所以，Flink对系统环境有什么依赖吗？ > > > > > 我本地的环境是 jdk 1.8.0, maven 3.5.4 > > > > > > > > > > 谢谢大家。 > > > > > > > > > > > > > > >
