[
https://issues.apache.org/jira/browse/DRILL-4708?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16180056#comment-16180056
]
Lenin commented on DRILL-4708:
------------------------------
With Debug log level in the client side :
{code}
2017-09-25 16:49:01,764 [Client-1] ERROR o.a.d.exec.rpc.RpcExceptionHandler -
Exception in RPC communication. Connection: /192.168.0.106:58493 <-->
/192.168.0.106:31010 (user client). Closing connection.
io.netty.handler.codec.DecoderException:
org.apache.drill.exec.exception.OutOfMemoryException: Failure allocating buffer.
at
io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:233)
~[netty-codec-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)
[netty-transport-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)
[netty-transport-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.channel.ChannelInboundHandlerAdapter.channelRead(ChannelInboundHandlerAdapter.java:86)
[netty-transport-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)
[netty-transport-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)
[netty-transport-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:847)
[netty-transport-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:131)
[netty-transport-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511)
[netty-transport-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468)
[netty-transport-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382)
[netty-transport-4.0.27.Final.jar:4.0.27.Final]
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354)
[netty-transport-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:111)
[netty-common-4.0.27.Final.jar:4.0.27.Final]
at java.lang.Thread.run(Thread.java:745) [na:1.7.0_67]
Caused by: org.apache.drill.exec.exception.OutOfMemoryException: Failure
allocating buffer.
at
io.netty.buffer.PooledByteBufAllocatorL.allocate(PooledByteBufAllocatorL.java:64)
~[drill-memory-base-1.11.0.jar:4.0.27.Final]
at
org.apache.drill.exec.memory.AllocationManager.<init>(AllocationManager.java:80)
~[drill-memory-base-1.11.0.jar:1.11.0]
at
org.apache.drill.exec.memory.BaseAllocator.bufferWithoutReservation(BaseAllocator.java:260)
~[drill-memory-base-1.11.0.jar:1.11.0]
at
org.apache.drill.exec.memory.BaseAllocator.buffer(BaseAllocator.java:243)
~[drill-memory-base-1.11.0.jar:1.11.0]
at
org.apache.drill.exec.memory.BaseAllocator.buffer(BaseAllocator.java:213)
~[drill-memory-base-1.11.0.jar:1.11.0]
at
io.netty.buffer.ExpandableByteBuf.capacity(ExpandableByteBuf.java:43)
~[drill-memory-base-1.11.0.jar:4.0.27.Final]
at
io.netty.buffer.AbstractByteBuf.ensureWritable(AbstractByteBuf.java:251)
~[netty-buffer-4.0.27.Final.jar:4.0.27.Final]
at io.netty.buffer.AbstractByteBuf.writeBytes(AbstractByteBuf.java:849)
~[netty-buffer-4.0.27.Final.jar:4.0.27.Final]
at io.netty.buffer.AbstractByteBuf.writeBytes(AbstractByteBuf.java:841)
~[netty-buffer-4.0.27.Final.jar:4.0.27.Final]
at io.netty.buffer.AbstractByteBuf.writeBytes(AbstractByteBuf.java:831)
~[netty-buffer-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.handler.codec.ByteToMessageDecoder$1.cumulate(ByteToMessageDecoder.java:92)
~[netty-codec-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:227)
~[netty-codec-4.0.27.Final.jar:4.0.27.Final]
... 13 common frames omitted
Caused by: java.lang.OutOfMemoryError: Direct buffer memory
at java.nio.Bits.reserveMemory(Bits.java:658) ~[na:1.7.0_67]
at java.nio.DirectByteBuffer.<init>(DirectByteBuffer.java:123)
~[na:1.7.0_67]
at java.nio.ByteBuffer.allocateDirect(ByteBuffer.java:306)
~[na:1.7.0_67]
at
io.netty.buffer.UnpooledUnsafeDirectByteBuf.allocateDirect(UnpooledUnsafeDirectByteBuf.java:108)
~[netty-buffer-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.buffer.UnpooledUnsafeDirectByteBuf.<init>(UnpooledUnsafeDirectByteBuf.java:69)
~[netty-buffer-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.buffer.UnpooledByteBufAllocator.newDirectBuffer(UnpooledByteBufAllocator.java:50)
~[netty-buffer-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:155)
~[netty-buffer-4.0.27.Final.jar:4.0.27.Final]
at
io.netty.buffer.PooledByteBufAllocatorL$InnerAllocator.newDirectBufferL(PooledByteBufAllocatorL.java:155)
~[drill-memory-base-1.11.0.jar:4.0.27.Final]
at
io.netty.buffer.PooledByteBufAllocatorL$InnerAllocator.directBuffer(PooledByteBufAllocatorL.java:195)
~[drill-memory-base-1.11.0.jar:4.0.27.Final]
at
io.netty.buffer.PooledByteBufAllocatorL.allocate(PooledByteBufAllocatorL.java:62)
~[drill-memory-base-1.11.0.jar:4.0.27.Final]
... 24 common frames omitted
{code}
Not sure why client is expected to have Direct memory configured ?
> connection closed unexpectedly
> ------------------------------
>
> Key: DRILL-4708
> URL: https://issues.apache.org/jira/browse/DRILL-4708
> Project: Apache Drill
> Issue Type: Bug
> Components: Execution - RPC
> Affects Versions: 1.7.0
> Reporter: Chun Chang
> Priority: Critical
>
> Running DRILL functional automation, we often see query failed randomly due
> to the following unexpected connection close error.
> {noformat}
> Execution Failures:
> /root/drillAutomation/framework/framework/resources/Functional/ctas/ctas_flatten/100000rows/filter5.q
> Query:
> select * from dfs.ctas_flatten.`filter5_100000rows_ctas`
> Failed with exception
> java.sql.SQLException: CONNECTION ERROR: Connection /10.10.100.171:36185 <-->
> drillats4.qa.lab/10.10.100.174:31010 (user client) closed unexpectedly.
> Drillbit down?
> [Error Id: 3d5dad8e-80d0-4c7f-9012-013bf01ce2b7 ]
> at
> org.apache.drill.jdbc.impl.DrillCursor.nextRowInternally(DrillCursor.java:247)
> at org.apache.drill.jdbc.impl.DrillCursor.next(DrillCursor.java:321)
> at
> oadd.net.hydromatic.avatica.AvaticaResultSet.next(AvaticaResultSet.java:187)
> at
> org.apache.drill.jdbc.impl.DrillResultSetImpl.next(DrillResultSetImpl.java:172)
> at
> org.apache.drill.test.framework.DrillTestJdbc.executeQuery(DrillTestJdbc.java:210)
> at
> org.apache.drill.test.framework.DrillTestJdbc.run(DrillTestJdbc.java:99)
> at
> java.util.concurrent.Executors$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}
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