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From "Andrew Wang (JIRA)" <j...@apache.org>
Subject [jira] [Comment Edited] (HDFS-7405) TestDatanodeBlockScanner#testDuplicateScans hangs
Date Tue, 18 Nov 2014 17:54:33 GMT

    [ https://issues.apache.org/jira/browse/HDFS-7405?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14216505#comment-14216505
] 

Andrew Wang edited comment on HDFS-7405 at 11/18/14 5:54 PM:
-------------------------------------------------------------

Possibly relevant stack trace:

{noformat}
2014-11-18 09:49:40,544 INFO  hdfs.StateChange (FSNamesystem.java:completeFile(3565)) - DIR*
completeFile: /test1 is closed by DFSClient_NONMAPREDUCE_151680080_1
2014-11-18 09:49:41,218 WARN  concurrent.DefaultPromise (Slf4JLogger.java:warn(151)) - An
exception was thrown by org.apache.hadoop.hdfs.server.datanode.web.SimpleHttpProxyHandler$2.operationComplete()
java.util.NoSuchElementException: io.netty.handler.codec.http.HttpResponseEncoder
	at io.netty.channel.DefaultChannelPipeline.getContextOrDie(DefaultChannelPipeline.java:925)
	at io.netty.channel.DefaultChannelPipeline.remove(DefaultChannelPipeline.java:310)
	at org.apache.hadoop.hdfs.server.datanode.web.SimpleHttpProxyHandler$2.operationComplete(SimpleHttpProxyHandler.java:118)
	at org.apache.hadoop.hdfs.server.datanode.web.SimpleHttpProxyHandler$2.operationComplete(SimpleHttpProxyHandler.java:114)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:680)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:603)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:563)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:406)
	at io.netty.channel.DefaultChannelPromise.trySuccess(DefaultChannelPromise.java:82)
	at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.fulfillConnectPromise(AbstractNioChannel.java:253)
	at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:288)
	at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:528)
	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$2.run(SingleThreadEventExecutor.java:116)
	at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:137)
	at java.lang.Thread.run(Thread.java:745)
2014-11-18 09:49:49,806 INFO  datanode.BlockPoolSliceScanner (BlockPoolSliceScanner.java:verifyBlock(444))
- Verification succeeded for BP-318501499-127.0.1.1-1416332977902:blk_1073741825_1001
{noformat}


was (Author: andrew.wang):
Possibly relevant stack trace:

{noformat}
2014-11-18 09:49:40,544 INFO  hdfs.StateChange (FSNamesystem.java:completeFile(3565)) - DIR*
completeFile: /test1 is closed by DFSClient_NONMAPREDUCE_151680080_1
2014-11-18 09:49:41,218 WARN  concurrent.DefaultPromise (Slf4JLogger.java:warn(151)) - An
exception was thrown by org.apache.hadoop.hdfs.server.datanode.web.SimpleHttpProxyHandler$2.operationComplete()
java.util.NoSuchElementException: io.netty.handler.codec.http.HttpResponseEncoder
	at io.netty.channel.DefaultChannelPipeline.getContextOrDie(DefaultChannelPipeline.java:925)
	at io.netty.channel.DefaultChannelPipeline.remove(DefaultChannelPipeline.java:310)
	at org.apache.hadoop.hdfs.server.datanode.web.SimpleHttpProxyHandler$2.operationComplete(SimpleHttpProxyHandler.java:118)
	at org.apache.hadoop.hdfs.server.datanode.web.SimpleHttpProxyHandler$2.operationComplete(SimpleHttpProxyHandler.java:114)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:680)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:603)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:563)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:406)
	at io.netty.channel.DefaultChannelPromise.trySuccess(DefaultChannelPromise.java:82)
	at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.fulfillConnectPromise(AbstractNioChannel.java:253)
	at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:288)
	at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:528)
	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$2.run(SingleThreadEventExecutor.java:116)
	at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:137)
	at java.lang.Thread.run(Thread.java:745)
2014-11-18 09:49:49,806 INFO  datanode.BlockPoolSliceScanner (BlockPoolSliceScanner.java:verifyBlock(444))
- Verification succeeded for BP-318501499-127.0.1.1-1416332977902:blk_1073741825_1001
2014-11-18 09:49:40,544 INFO  hdfs.StateChange (FSNamesystem.java:completeFile(3565)) - DIR*
completeFile: /test1 is closed by DFSClient_NONMAPREDUCE_151680080_1
2014-11-18 09:49:41,218 WARN  concurrent.DefaultPromise (Slf4JLogger.java:warn(151)) - An
exception was thrown by org.apache.hadoop.hdfs.server.datanode.web.SimpleHttpProxyHandler$2.operationComplete()
java.util.NoSuchElementException: io.netty.handler.codec.http.HttpResponseEncoder
	at io.netty.channel.DefaultChannelPipeline.getContextOrDie(DefaultChannelPipeline.java:925)
	at io.netty.channel.DefaultChannelPipeline.remove(DefaultChannelPipeline.java:310)
	at org.apache.hadoop.hdfs.server.datanode.web.SimpleHttpProxyHandler$2.operationComplete(SimpleHttpProxyHandler.java:118)
	at org.apache.hadoop.hdfs.server.datanode.web.SimpleHttpProxyHandler$2.operationComplete(SimpleHttpProxyHandler.java:114)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:680)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:603)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:563)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:406)
	at io.netty.channel.DefaultChannelPromise.trySuccess(DefaultChannelPromise.java:82)
	at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.fulfillConnectPromise(AbstractNioChannel.java:253)
	at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:288)
	at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:528)
	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$2.run(SingleThreadEventExecutor.java:116)
	at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:137)
	at java.lang.Thread.run(Thread.java:745)
2014-11-18 09:49:49,806 INFO  datanode.BlockPoolSliceScanner (BlockPoolSliceScanner.java:verifyBlock(444))
- Verification succeeded for BP-318501499-127.0.1.1-1416332977902:blk_1073741825_1001
{noformat}

> TestDatanodeBlockScanner#testDuplicateScans hangs
> -------------------------------------------------
>
>                 Key: HDFS-7405
>                 URL: https://issues.apache.org/jira/browse/HDFS-7405
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 2.7.0
>            Reporter: Andrew Wang
>
> Seen on some precommit runs, also observed locally.



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