Hyunsik Choi created TAJO-1025:
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Summary: Network disconnection during query processing can cause
infinite exceptions
Key: TAJO-1025
URL: https://issues.apache.org/jira/browse/TAJO-1025
Project: Tajo
Issue Type: Bug
Reporter: Hyunsik Choi
If network is disconnected during query processing, infinite exception will be
caused as follows:
Actually, network disconnection may occur rarely in this area, but we should
consider such a case too.
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2014-09-02 09:46:48,673 ERROR org.apache.tajo.rpc.AsyncRpcClient: RPC
Exception:java.net.SocketException: Network is unreachable
2014-09-02 09:46:48,673 ERROR org.apache.tajo.rpc.AsyncRpcClient: null,class
org.apache.tajo.ipc.QueryMasterProtocol,Network is unreachable
java.net.SocketException: Network is unreachable
at sun.nio.ch.Net.connect0(Native Method)
at sun.nio.ch.Net.connect(Net.java:465)
at sun.nio.ch.Net.connect(Net.java:457)
at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:670)
at
org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink.connect(NioClientSocketPipelineSink.java:108)
at
org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink.eventSunk(NioClientSocketPipelineSink.java:70)
at
org.jboss.netty.handler.codec.oneone.OneToOneEncoder.handleDownstream(OneToOneEncoder.java:54)
at
org.jboss.netty.handler.codec.oneone.OneToOneEncoder.handleDownstream(OneToOneEncoder.java:54)
at org.jboss.netty.channel.Channels.connect(Channels.java:634)
at
org.jboss.netty.channel.AbstractChannel.connect(AbstractChannel.java:207)
at
org.jboss.netty.bootstrap.ClientBootstrap.connect(ClientBootstrap.java:229)
at
org.jboss.netty.bootstrap.ClientBootstrap.connect(ClientBootstrap.java:182)
at org.apache.tajo.rpc.NettyClientBase.connect(NettyClientBase.java:76)
at org.apache.tajo.rpc.NettyClientBase.init(NettyClientBase.java:63)
at org.apache.tajo.rpc.AsyncRpcClient.<init>(AsyncRpcClient.java:77)
at
org.apache.tajo.rpc.RpcConnectionPool.makeConnection(RpcConnectionPool.java:64)
at
org.apache.tajo.rpc.RpcConnectionPool.getConnection(RpcConnectionPool.java:78)
at org.apache.tajo.worker.TaskRunner$1.run(TaskRunner.java:378)
at java.lang.Thread.run(Thread.java:744)
2014-09-02 09:46:48,673 ERROR org.apache.tajo.rpc.AsyncRpcClient: RPC
Exception:java.net.SocketException: Network is unreachable
2014-09-02 09:46:48,673 ERROR org.apache.tajo.rpc.AsyncRpcClient: null,class
org.apache.tajo.ipc.QueryMasterProtocol,Network is unreachable
java.net.SocketException: Network is unreachable
at sun.nio.ch.Net.connect0(Native Method)
at sun.nio.ch.Net.connect(Net.java:465)
at sun.nio.ch.Net.connect(Net.java:457)
at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:670)
at
org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink.connect(NioClientSocketPipelineSink.java:108)
at
org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink.eventSunk(NioClientSocketPipelineSink.java:70)
at
org.jboss.netty.handler.codec.oneone.OneToOneEncoder.handleDownstream(OneToOneEncoder.java:54)
at
org.jboss.netty.handler.codec.oneone.OneToOneEncoder.handleDownstream(OneToOneEncoder.java:54)
at org.jboss.netty.channel.Channels.connect(Channels.java:634)
at
org.jboss.netty.channel.AbstractChannel.connect(AbstractChannel.java:207)
at
org.jboss.netty.bootstrap.ClientBootstrap.connect(ClientBootstrap.java:229)
at
org.jboss.netty.bootstrap.ClientBootstrap.connect(ClientBootstrap.java:182)
at org.apache.tajo.rpc.NettyClientBase.connect(NettyClientBase.java:76)
at org.apache.tajo.rpc.NettyClientBase.init(NettyClientBase.java:63)
at org.apache.tajo.rpc.AsyncRpcClient.<init>(AsyncRpcClient.java:77)
at
org.apache.tajo.rpc.RpcConnectionPool.makeConnection(RpcConnectionPool.java:64)
at
org.apache.tajo.rpc.RpcConnectionPool.getConnection(RpcConnectionPool.java:78)
at org.apache.tajo.worker.TaskRunner$1.run(TaskRunner.java:378)
at java.lang.Thread.run(Thread.java:744)
....
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