Re:flink1.10.2 读取mysql并打印数据,本地可以执行,yarn上报错,什么原因呢

[felixzh]

拒绝连接: emr-worker-4.cluster/xxxx:40751
主机名不识别？














At 2020-12-29 13:51:11, "xufengfeng" <[hidden email]> wrote:

>Caused by: org.apache.flink.runtime.concurrent.FutureUtils$RetryException:
>Could not complete the operation. Number of retries has been exhausted.
> at
>org.apache.flink.runtime.concurrent.FutureUtils.lambda$retryOperationWithDelay$8(FutureUtils.java:284)
> at
>java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:774)
> at
>java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:750)
> at
>java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:488)
> at
>java.util.concurrent.CompletableFuture.completeExceptionally(CompletableFuture.java:1990)
> at
>org.apache.flink.runtime.rest.RestClient.lambda$submitRequest$1(RestClient.java:342)
> at
>org.apache.flink.shaded.netty4.io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:500)
> at
>org.apache.flink.shaded.netty4.io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:493)
> at
>org.apache.flink.shaded.netty4.io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:472)
> at
>org.apache.flink.shaded.netty4.io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:413)
> at
>org.apache.flink.shaded.netty4.io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:538)
> at
>org.apache.flink.shaded.netty4.io.netty.util.concurrent.DefaultPromise.setFailure0(DefaultPromise.java:531)
> at
>org.apache.flink.shaded.netty4.io.netty.util.concurrent.DefaultPromise.tryFailure(DefaultPromise.java:111)
> at
>org.apache.flink.shaded.netty4.io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.fulfillConnectPromise(AbstractNioChannel.java:323)
> at
>org.apache.flink.shaded.netty4.io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:339)
> at
>org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:685)
> at
>org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:632)
> at
>org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:549)
> at
>org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:511)
> at
>org.apache.flink.shaded.netty4.io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:918)
> at
>org.apache.flink.shaded.netty4.io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
> at java.lang.Thread.run(Thread.java:748)
>Caused by: java.util.concurrent.CompletionException:
>org.apache.flink.shaded.netty4.io.netty.channel.AbstractChannel$AnnotatedConnectException:
>拒绝连接: emr-worker-4.cluster/xxxx:40751
> at
>java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:292)
> at
>java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:308)
> at
>java.util.concurrent.CompletableFuture.uniCompose(CompletableFuture.java:957)
> at
>java.util.concurrent.CompletableFuture$UniCompose.tryFire(CompletableFuture.java:940)
> ... 19 more
>Caused by:
>org.apache.flink.shaded.netty4.io.netty.channel.AbstractChannel$AnnotatedConnectException:
>拒绝连接: emr-worker-4.cluster-1/xxx:40751
>Caused by: java.net.ConnectException: 拒绝连接
> at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
> at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:714)
> at
>org.apache.flink.shaded.netty4.io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:327)
> at
>org.apache.flink.shaded.netty4.io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:336)
> at
>org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:685)
> at
>org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:632)
> at
>org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:549)
> at
>org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:511)
> at
>org.apache.flink.shaded.netty4.io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:918)
> at
>org.apache.flink.shaded.netty4.io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
> at java.lang.Thread.run(Thread.java:748)
>
>
>
>--
>Sent from: http://apache-flink.147419.n8.nabble.com/