[ https://issues.apache.org/jira/browse/DRILL-4708?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Pritesh Maker reassigned DRILL-4708: ------------------------------------ Assignee: Vlad Rozov (was: Karthikeyan Manivannan) > connection closed unexpectedly > ------------------------------ > > Key: DRILL-4708 > URL: https://issues.apache.org/jira/browse/DRILL-4708 > Project: Apache Drill > Issue Type: Bug > Components: Execution - RPC > Affects Versions: 1.7.0 > Reporter: Chun Chang > Assignee: Vlad Rozov > Priority: Critical > Attachments: data.tgz > > > Running DRILL functional automation, we often see query failed randomly due > to the following unexpected connection close error. > {noformat} > Execution Failures: > /root/drillAutomation/framework/framework/resources/Functional/ctas/ctas_flatten/100000rows/filter5.q > Query: > select * from dfs.ctas_flatten.`filter5_100000rows_ctas` > Failed with exception > java.sql.SQLException: CONNECTION ERROR: Connection /10.10.100.171:36185 <--> > drillats4.qa.lab/10.10.100.174:31010 (user client) closed unexpectedly. > Drillbit down? > [Error Id: 3d5dad8e-80d0-4c7f-9012-013bf01ce2b7 ] > at > org.apache.drill.jdbc.impl.DrillCursor.nextRowInternally(DrillCursor.java:247) > at org.apache.drill.jdbc.impl.DrillCursor.next(DrillCursor.java:321) > at > oadd.net.hydromatic.avatica.AvaticaResultSet.next(AvaticaResultSet.java:187) > at > org.apache.drill.jdbc.impl.DrillResultSetImpl.next(DrillResultSetImpl.java:172) > at > org.apache.drill.test.framework.DrillTestJdbc.executeQuery(DrillTestJdbc.java:210) > at > org.apache.drill.test.framework.DrillTestJdbc.run(DrillTestJdbc.java:99) > at > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) > at java.util.concurrent.FutureTask.run(FutureTask.java:262) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > at java.lang.Thread.run(Thread.java:744) > Caused by: oadd.org.apache.drill.common.exceptions.UserException: CONNECTION > ERROR: Connection /10.10.100.171:36185 <--> > drillats4.qa.lab/10.10.100.174:31010 (user client) closed unexpectedly. > Drillbit down? > [Error Id: 3d5dad8e-80d0-4c7f-9012-013bf01ce2b7 ] > at > oadd.org.apache.drill.common.exceptions.UserException$Builder.build(UserException.java:543) > at > oadd.org.apache.drill.exec.rpc.user.QueryResultHandler$ChannelClosedHandler$1.operationComplete(QueryResultHandler.java:373) > at > oadd.io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:680) > at > oadd.io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:603) > at > oadd.io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:563) > at > oadd.io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:406) > at > oadd.io.netty.channel.DefaultChannelPromise.trySuccess(DefaultChannelPromise.java:82) > at > oadd.io.netty.channel.AbstractChannel$CloseFuture.setClosed(AbstractChannel.java:943) > at > oadd.io.netty.channel.AbstractChannel$AbstractUnsafe.doClose0(AbstractChannel.java:592) > at > oadd.io.netty.channel.AbstractChannel$AbstractUnsafe.close(AbstractChannel.java:584) > at > oadd.io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.closeOnRead(AbstractNioByteChannel.java:71) > at > oadd.io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.handleReadException(AbstractNioByteChannel.java:89) > at > oadd.io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:162) > at > oadd.io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511) > at > oadd.io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468) > at > oadd.io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382) > at oadd.io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354) > at > oadd.io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:111) > ... 1 more > {noformat} -- This message was sent by Atlassian JIRA (v6.4.14#64029)