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