王康 created FLINK-25539: -------------------------- Summary: 用flink的BatchTableEnvironment创建连接器去读取oss文件,并行度设为16,读数时有时会出现线程报错:Null IO stream Key: FLINK-25539 URL: https://issues.apache.org/jira/browse/FLINK-25539 Project: Flink Issue Type: Bug Affects Versions: 1.13.2 Environment: linux:三台机器部署flink-taskmanage,16核内存32g Reporter: 王康
Null IO stream:用的flink版本1.13.2,用连接器去读取oss文件, BatchTableEnvironment环境并行度设为16,三台机器节点,然后其中一台节点服务器有时就会出现读数时报错Null IO stream,导致job失败 {code:java} ExecutionEnvironment fbEnv = ExecutionEnvironment.getExecutionEnvironment(); BatchTableEnvironment tableEnv = BatchTableEnvironment.create(fbEnv); fbEnv.setParallelism(16); // tableEnv.connect(new FileSystem().path(ossPath)) .withFormat(new Csv().fieldDelimiter(allTable.getSeparator().charAt(0))) .withSchema(schema) .createTemporaryTable(ossTableName); {code} {code:java} //以下就是flink报错的具体信息 org.apache.flink.runtime.JobException: Recovery is suppressed by NoRestartBackoffTimeStrategy at org.apache.flink.runtime.executiongraph.failover.flip1.ExecutionFailureHandler.handleFailure(ExecutionFailureHandler.java:138) at org.apache.flink.runtime.executiongraph.failover.flip1.ExecutionFailureHandler.getFailureHandlingResult(ExecutionFailureHandler.java:82) at org.apache.flink.runtime.scheduler.DefaultScheduler.handleTaskFailure(DefaultScheduler.java:216) at org.apache.flink.runtime.scheduler.DefaultScheduler.maybeHandleTaskFailure(DefaultScheduler.java:206) at org.apache.flink.runtime.scheduler.DefaultScheduler.updateTaskExecutionStateInternal(DefaultScheduler.java:197) at org.apache.flink.runtime.scheduler.SchedulerBase.updateTaskExecutionState(SchedulerBase.java:682) at org.apache.flink.runtime.scheduler.SchedulerNG.updateTaskExecutionState(SchedulerNG.java:79) at org.apache.flink.runtime.jobmaster.JobMaster.updateTaskExecutionState(JobMaster.java:435) at sun.reflect.GeneratedMethodAccessor113.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcInvocation(AkkaRpcActor.java:305) at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcMessage(AkkaRpcActor.java:212) at org.apache.flink.runtime.rpc.akka.FencedAkkaRpcActor.handleRpcMessage(FencedAkkaRpcActor.java:77) at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleMessage(AkkaRpcActor.java:158) at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:26) at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:21) at scala.PartialFunction$class.applyOrElse(PartialFunction.scala:123) at akka.japi.pf.UnitCaseStatement.applyOrElse(CaseStatements.scala:21) at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:170) at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:171) at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:171) at akka.actor.Actor$class.aroundReceive(Actor.scala:517) at akka.actor.AbstractActor.aroundReceive(AbstractActor.scala:225) at akka.actor.ActorCell.receiveMessage(ActorCell.scala:592) at akka.actor.ActorCell.invoke(ActorCell.scala:561) at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:258) at akka.dispatch.Mailbox.run(Mailbox.scala:225) at akka.dispatch.Mailbox.exec(Mailbox.scala:235) at akka.dispatch.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) at akka.dispatch.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) at akka.dispatch.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) at akka.dispatch.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) Caused by: java.io.IOException: Null IO stream at org.apache.flink.fs.shaded.hadoop3.org.apache.hadoop.fs.aliyun.oss.AliyunOSSInputStream.reopen(AliyunOSSInputStream.java:176) at org.apache.flink.fs.shaded.hadoop3.org.apache.hadoop.fs.aliyun.oss.AliyunOSSInputStream.read(AliyunOSSInputStream.java:235) at java.io.DataInputStream.read(DataInputStream.java:149) at org.apache.flink.fs.osshadoop.common.HadoopDataInputStream.read(HadoopDataInputStream.java:96) at org.apache.flink.api.common.io.DelimitedInputFormat.fillBuffer(DelimitedInputFormat.java:742) at org.apache.flink.api.common.io.DelimitedInputFormat.readLine(DelimitedInputFormat.java:586) at org.apache.flink.api.common.io.DelimitedInputFormat.open(DelimitedInputFormat.java:505) at org.apache.flink.api.common.io.DelimitedInputFormat.open(DelimitedInputFormat.java:50) at org.apache.flink.runtime.operators.DataSourceTask.invoke(DataSourceTask.java:183) at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:779) at org.apache.flink.runtime.taskmanager.Task.run(Task.java:566) at java.lang.Thread.run(Thread.java:745) {code} -- This message was sent by Atlassian Jira (v8.20.1#820001)