Whats your spark version? Not quiet sure, but you could be hitting this issue https://issues.apache.org/jira/plugins/servlet/mobile#issue/SPARK-4516 On 26 Mar 2015 11:01, "Xi Shen" <[email protected]> wrote:
> Hi, > > My environment is Windows 64bit, Spark + YARN. I had a job that takes a > long time. It starts well, but it ended with below exception: > > 15/03/25 12:39:09 WARN server.TransportChannelHandler: Exception in > connection from > headnode0.xshe3539-hadoop-sydney.q10.internal.cloudapp.net/100.72.68.34:58507 > java.io.IOException: An existing connection was forcibly closed by the > remote host > at sun.nio.ch.SocketDispatcher.read0(Native Method) > at sun.nio.ch.SocketDispatcher.read(SocketDispatcher.java:43) > 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:379) > at > io.netty.buffer.PooledUnsafeDirectByteBuf.setBytes(PooledUnsafeDirectByteBuf.java:311) > at io.netty.buffer.AbstractByteBuf.writeBytes(AbstractByteBuf.java:881) > at > io.netty.channel.socket.nio.NioSocketChannel.doReadBytes(NioSocketChannel.java:225) > at > io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:119) > at > io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511) > at > io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468) > at > io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382) > at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354) > at > io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116) > at java.lang.Thread.run(Thread.java:745) > 15/03/25 12:39:09 ERROR executor.CoarseGrainedExecutorBackend: Driver > Disassociated [akka.tcp:// > sparkexecu...@workernode0.xshe3539-hadoop-sydney.q10.internal.cloudapp.net:65469] > -> [akka.tcp:// > sparkdri...@headnode0.xshe3539-hadoop-sydney.q10.internal.cloudapp.net:58467] > disassociated! Shutting down. > 15/03/25 12:39:09 WARN remote.ReliableDeliverySupervisor: Association with > remote system [akka.tcp:// > sparkdri...@headnode0.xshe3539-hadoop-sydney.q10.internal.cloudapp.net:58467] > has failed, address is now gated for [5000] ms. Reason is: [Disassociated]. > > Interestingly, the job is shown as Succeeded in the RM. I checked the > application log, it is miles long, and this is the only exception I found. > And it is no very useful to help me pin point the problem. > > Any idea what would be the cause? > > > Thanks, > > > [image: --] > Xi Shen > [image: http://]about.me/davidshen > <http://about.me/davidshen?promo=email_sig> > <http://about.me/davidshen> >
