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Posted to issues@tajo.apache.org by "Jinho Kim (JIRA)" <ji...@apache.org> on 2014/12/17 09:02:13 UTC
[jira] [Created] (TAJO-1254) Fix getProgress race conditions in
Query
Jinho Kim created TAJO-1254:
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Summary: Fix getProgress race conditions in Query
Key: TAJO-1254
URL: https://issues.apache.org/jira/browse/TAJO-1254
Project: Tajo
Issue Type: Bug
Components: query master
Affects Versions: 0.9.0
Reporter: Jinho Kim
Assignee: Jinho Kim
Fix For: 0.9.1
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org.apache.tajo.engine.query.TestJoinQuery.testLeftOuterJoinWithEmptyTable4(TestJoinQuery.java:400)
Caused by: org.apache.tajo.rpc.TajoServiceException: java.util.ConcurrentModificationException
at org.apache.tajo.rpc.BlockingRpcClient.makeTajoServiceException(BlockingRpcClient.java:171)
at org.apache.tajo.rpc.BlockingRpcClient.access$400(BlockingRpcClient.java:42)
at org.apache.tajo.rpc.BlockingRpcClient$ClientChannelUpstreamHandler.messageReceived(BlockingRpcClient.java:191)
at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
at org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:296)
at org.jboss.netty.handler.codec.oneone.OneToOneDecoder.handleUpstream(OneToOneDecoder.java:70)
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
at org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:296)
at org.jboss.netty.handler.codec.frame.FrameDecoder.unfoldAndFireMessageReceived(FrameDecoder.java:462)
at org.jboss.netty.handler.codec.frame.FrameDecoder.callDecode(FrameDecoder.java:443)
at org.jboss.netty.handler.codec.frame.FrameDecoder.messageReceived(FrameDecoder.java:310)
at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:559)
at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:268)
at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:255)
at org.jboss.netty.channel.socket.nio.NioWorker.read(NioWorker.java:88)
at org.jboss.netty.channel.socket.nio.AbstractNioWorker.process(AbstractNioWorker.java:109)
at org.jboss.netty.channel.socket.nio.AbstractNioSelector.run(AbstractNioSelector.java:312)
at org.jboss.netty.channel.socket.nio.AbstractNioWorker.run(AbstractNioWorker.java:90)
at org.jboss.netty.channel.socket.nio.NioWorker.run(NioWorker.java:178)
at org.jboss.netty.util.ThreadRenamingRunnable.run(ThreadRenamingRunnable.java:108)
at org.jboss.netty.util.internal.DeadLockProofWorker$1.run(DeadLockProofWorker.java:42)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:701)
Caused by: com.google.protobuf.ServiceException: java.util.ConcurrentModificationException
at java.util.HashMap$HashIterator.nextEntry(HashMap.java:810)
at java.util.HashMap$ValueIterator.next(HashMap.java:839)
at java.util.AbstractCollection.toArray(AbstractCollection.java:141)
at java.util.ArrayList.addAll(ArrayList.java:497)
at org.apache.tajo.master.querymaster.Query.getProgress(Query.java:242)
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