Hi, 可以在JobMaster里面看一下jstack吗？看下具体卡在哪里？
On Sat, Sep 5, 2020 at 11:11 PM Peihui He <peihu...@gmail.com> wrote: > Hi, all > > 经过这几天的测试发现，当hdfs目录下的文件比较多的时候就是出现上述情况，比如我这边文件个数接近2k个。 > 简单的测试当文件个数为1到2个的时候会很快提交job，并且flink session web 页面也没有感觉到卡着。 > > 请问有什么好的解决方式没呢？ > > Best Wishes. > > Peihui He <peihu...@gmail.com> 于2020年9月4日周五 下午6:25写道： > >> Hi, all >> >> 当指定partition的时候这个问题通过path 也没法解决了 >> >> CREATE TABLE MyUserTable ( >> column_name1 INT, >> column_name2 STRING, dt string,) PARTITIONED BY (dt) WITH ( >> 'connector' = 'filesystem', -- required: specify the connector >> 'path' = 'file:///path/to/whatever', -- required: path to a directory >> 'format' = 'json', -- required: file system connector) >> >> >> select * from MyUserTable limit 10; >> >> job 会一直卡在一个地方 >> [image: image.png] >> >> 这种改怎么解决呢？ >> >> Peihui He <peihu...@gmail.com> 于2020年9月4日周五 下午6:02写道： >> >>> hi, all >>> 我这边用flink sql client 创建表的时候 >>> >>> CREATE TABLE MyUserTable ( >>> column_name1 INT, >>> column_name2 STRING,) PARTITIONED BY (part_name1, part_name2) WITH ( >>> 'connector' = 'filesystem', -- required: specify the connector >>> 'path' = 'file:///path/to/whatever', -- required: path to a directory >>> 'format' = 'json', -- required: file system connector) >>> >>> 当path后面多一个"/"时, 比如: 'path' = 'file:///path/to/whatever/' >>> sql client 提交job会很慢，最后会报错 >>> >>> Caused by: org.apache.flink.runtime.rest.util.RestClientException: >>> [Internal server error., <Exception on server side: >>> org.apache.flink.runtime.client.DuplicateJobSubmissionException: Job has >>> already been submitted. at >>> org.apache.flink.runtime.dispatcher.Dispatcher.submitJob(Dispatcher.java:280) >>> at sun.reflect.GeneratedMethodAccessor127.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:284) >>> at >>> org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcMessage(AkkaRpcActor.java:199) >>> at >>> org.apache.flink.runtime.rpc.akka.FencedAkkaRpcActor.handleRpcMessage(FencedAkkaRpcActor.java:74) >>> at >>> org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleMessage(AkkaRpcActor.java:152) >>> 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) >>> End of exception on server side>] at >>> org.apache.flink.runtime.rest.RestClient.parseResponse(RestClient.java:390) >>> at >>> org.apache.flink.runtime.rest.RestClient.lambda$submitRequest$3(RestClient.java:374) >>> at >>> java.util.concurrent.CompletableFuture.uniCompose(CompletableFuture.java:952) >>> at >>> java.util.concurrent.CompletableFuture$UniCompose.tryFire(CompletableFuture.java:926) >>> >>> >>> flink session cluster job 页面基本上都打不开，要过好久才可以。最后看到job 确实提交成功了。 >>> >>> 这种情况不知道有没有遇到过？ >>> >>> Best Wishes. >>> >>> >>> >> -- Best, Jingsong Lee
