2023-04-21 03:59:17,234 INFO akka.remote.RemoteActorRefProvider [] - Akka Cluster not in use - enabling unsafe features anyway because `akka.remote.use-unsafe-remote-features-outside-cluster` has been enabled.
一、Flink任务提交集群问题描述 本文的背景是编程语言使用Scala,Flink程序提交的方式是Per-Job Cluster Mode,Flink程序打包形式是采用胖包打包。 Flink程序Jar包提交的过程中,遇到的问题有: NoSuchMethodError Could not resolve ResourceManager address akka... ClassNotFoundException NoClassDefFoundError 上述的所有问题的根...
java.lang.Exception: Failed to send data to Kafka: This server is not the leader for that topic-partition. at org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducerBase.checkErroneous(FlinkKafkaProducerBase.java:373) at org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducerBase.invoke(...
;// 执行io操作的线程池ioExecutor=Executors.newFixedThreadPool(ClusterEntrypointUtils.getPoolSize(configuration),newExecutorThreadFactory("mini-cluster-io"));// 高可用服务haServices=createHighAvailabilityServices(configuration,ioExecutor);// blobServer用于管理一些jar包等blobServer=newBlobServer(configuration,ha...
This could be a Spark cluster, Flink cluster, Storm cluster or Gearpump cluster. The **streaming application (identity, repartition, wordcount, fixwindow) **reads data from Kafka, processes the data and writes the results back to another topic in Kafka. Each record in the result is also ...
步骤2. 检查 AM 是否正常,可以从 YARN 应用展示界面(http:// /cluster/app/)或YARN 应用 REST API(http:///ws/v1/cluster/apps/)查看 diagnostics 信 息,根据关键字信息明确问题原因与解决方案: 步骤3. 确认应用确实有 YARN 未能满足的资源请求:从应用列表页点击问题应用ID 进入应用页面,再点击下方列表的应...
任务运行时异常:org.apache.flink.runtime.dispatcher.DispatcherException: Failed to take leadership with session id XXXXXXXXXXXXXXXX.
Akka Cluster也做了相同的选择, 在cluster membership管理中,有一个auto-downing的配置, 如果你打开它, 那么cluster就会完全相信Akka的failure detection而自动把unreachable的机器从cluster中删去, 这意味着一些在这个unreachable节点上的Actor会自动在其他节点重启; Akka Cluster的文档中, auto-downing是强烈不推荐使用的[...
(2) ClassNotFoundException/NoSuchMethodError/IncompatibleClassChangeError/... 一般都是因为用户依赖第三方包的版本与Flink框架依赖的版本有冲突导致。 (3) Deployment took more than 60 seconds. Please check if the requested resources are available in the YARN cluster ...
If Kerberos authentication is enabled for the MRS cluster, perform the following steps to prepare a development user. If Kerberos authentication is not enabled, skip the