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https://issues.apache.org/jira/browse/FLINK-14697?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Flink Jira Bot updated FLINK-14697:
-----------------------------------
Labels: stale-major (was: )
> Connection timeout occurs while checkpointing
> ---------------------------------------------
>
> Key: FLINK-14697
> URL: https://issues.apache.org/jira/browse/FLINK-14697
> Project: Flink
> Issue Type: Bug
> Components: Runtime / Checkpointing, Runtime / Network
> Affects Versions: 1.8.0
> Environment: Flink version : 1.8.0
> Yarn cluster mode
> 8 nodes
> 16 yarn containers
> checkpoint path : hdfs
> Reporter: dmgkeke
> Priority: Major
> Labels: stale-major
> Attachments: jobmanager.log, 스크린샷 2019-11-22 오전 11.08.05.png
>
>
> I am currently running a flink streaming application.
> It generally works well.
> But I have one issue.
> Intermittently connection timeout occurs on netty during a checkpoint.
> And restarting app by failover strategy
> All nodes are not busy, Network traffic is also normal.
> But I can't find a solution for this situation.
> Please let me know how to solve the problem.
> I have written the log trace below.
>
> ----
>
> 2019-11-09 13:59:35,426 INFO
> org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Triggering
> checkpoint 1412 @ 1573275575348 for job b83d95ff31d96c081f28b4d31b00c000.
> 2019-11-09 14:00:23,460 INFO
> org.apache.flink.runtime.executiongraph.ExecutionGraph - session-window
> (130/512) (bfeb017b6a81a0b1c2951a39141e6d9d) switched from RUNNING to FAILED.
> org.apache.flink.runtime.io.network.netty.exception.LocalTransportException:
> 연결 시간 초과 (connection to 'xxxx:xxxx')
> at
> org.apache.flink.runtime.io.network.netty.CreditBasedPartitionRequestClientHandler.exceptionCaught(CreditBasedPartitionRequestClientHandler.java:165)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.AbstractChannelHandlerContext.invokeExceptionCaught(AbstractChannelHandlerContext.java:285)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.AbstractChannelHandlerContext.invokeExceptionCaught(AbstractChannelHandlerContext.java:264)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.AbstractChannelHandlerContext.fireExceptionCaught(AbstractChannelHandlerContext.java:256)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.ChannelInboundHandlerAdapter.exceptionCaught(ChannelInboundHandlerAdapter.java:131)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.AbstractChannelHandlerContext.invokeExceptionCaught(AbstractChannelHandlerContext.java:285)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.AbstractChannelHandlerContext.invokeExceptionCaught(AbstractChannelHandlerContext.java:264)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.AbstractChannelHandlerContext.fireExceptionCaught(AbstractChannelHandlerContext.java:256)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.ChannelHandlerAdapter.exceptionCaught(ChannelHandlerAdapter.java:87)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.AbstractChannelHandlerContext.invokeExceptionCaught(AbstractChannelHandlerContext.java:285)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.AbstractChannelHandlerContext.invokeExceptionCaught(AbstractChannelHandlerContext.java:264)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.AbstractChannelHandlerContext.fireExceptionCaught(AbstractChannelHandlerContext.java:256)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.DefaultChannelPipeline$HeadContext.exceptionCaught(DefaultChannelPipeline.java:1401)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.AbstractChannelHandlerContext.invokeExceptionCaught(AbstractChannelHandlerContext.java:285)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.AbstractChannelHandlerContext.invokeExceptionCaught(AbstractChannelHandlerContext.java:264)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.DefaultChannelPipeline.fireExceptionCaught(DefaultChannelPipeline.java:953)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.handleReadException(AbstractNioByteChannel.java:125)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:174)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:656)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:591)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:508)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:470)
> at
> org.apache.flink.shaded.netty4.io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:909)
> at java.lang.Thread.run(Thread.java:748)
> Caused by: java.io.IOException: 연결 시간 초과
> at sun.nio.ch.FileDispatcherImpl.read0(Native Method)
> at sun.nio.ch.SocketDispatcher.read(SocketDispatcher.java:39)
> at sun.nio.ch.IOUtil.readIntoNativeBuffer(IOUtil.java:223)
> at sun.nio.ch.IOUtil.read(IOUtil.java:192)
> at sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:380)
> at
> org.apache.flink.shaded.netty4.io.netty.buffer.PooledUnsafeDirectByteBuf.setBytes(PooledUnsafeDirectByteBuf.java:288)
> at
> org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf.writeBytes(AbstractByteBuf.java:1132)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.socket.nio.NioSocketChannel.doReadBytes(NioSocketChannel.java:347)
> at
> org.apache.flink.shaded.netty4.io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:148)
> ... 6 more
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