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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-7095) Race conditions in closing FadvisedChunkedFile
Date Thu, 10 May 2018 18:10:00 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-7095?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16470891#comment-16470891
] 

Hudson commented on MAPREDUCE-7095:
-----------------------------------

SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #14160 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/14160/])
MAPREDUCE-7095. Race conditions in closing FadvisedChunkedFile. (Miklos (haibochen: rev 274eee32841082a734c57f9e383e5e2f02f97f78)
* (edit) hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/ReadaheadPool.java
* (edit) hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle/src/main/java/org/apache/hadoop/mapred/FadvisedChunkedFile.java
* (add) hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle/src/test/java/org/apache/hadoop/mapred/TestFadvisedChunkedFile.java


> Race conditions in closing FadvisedChunkedFile 
> -----------------------------------------------
>
>                 Key: MAPREDUCE-7095
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-7095
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>    Affects Versions: 3.1.0
>            Reporter: Miklos Szegedi
>            Assignee: Miklos Szegedi
>            Priority: Minor
>             Fix For: 3.2.0
>
>         Attachments: YARN-8090.000.patch, YARN-8090.001.patch, YARN-8090.002.patch, YARN-8090.003.patch
>
>
> When a file is closed mutple times by multiple threads, all but the first close will
generate a WARNING message.
> {code:java}
> 11:04:33.605 AM	WARN	FadvisedChunkedFile	
> Failed to manage OS cache for /var/run/100/yarn/nm/usercache/systest/appcache/application_1521665017379_0062/output/attempt_1521665017379_0062_m_012797_0/file.out
> EBADF: Bad file descriptor
> 	at org.apache.hadoop.io.nativeio.NativeIO$POSIX.posix_fadvise(Native Method)
> 	at org.apache.hadoop.io.nativeio.NativeIO$POSIX.posixFadviseIfPossible(NativeIO.java:267)
> 	at org.apache.hadoop.io.nativeio.NativeIO$POSIX$CacheManipulator.posixFadviseIfPossible(NativeIO.java:146)
> 	at org.apache.hadoop.mapred.FadvisedChunkedFile.close(FadvisedChunkedFile.java:76)
> 	at org.jboss.netty.handler.stream.ChunkedWriteHandler.closeInput(ChunkedWriteHandler.java:303)
> 	at org.jboss.netty.handler.stream.ChunkedWriteHandler.discard(ChunkedWriteHandler.java:163)
> 	at org.jboss.netty.handler.stream.ChunkedWriteHandler.flush(ChunkedWriteHandler.java:192)
> 	at org.jboss.netty.handler.stream.ChunkedWriteHandler.handleUpstream(ChunkedWriteHandler.java:137)
> 	at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
> 	at org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
> 	at org.jboss.netty.channel.SimpleChannelUpstreamHandler.channelClosed(SimpleChannelUpstreamHandler.java:225)
> 	at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:88)
> 	at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
> 	at org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
> 	at org.jboss.netty.handler.codec.replay.ReplayingDecoder.cleanup(ReplayingDecoder.java:570)
> 	at org.jboss.netty.handler.codec.frame.FrameDecoder.channelClosed(FrameDecoder.java:371)
> 	at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:88)
> 	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.handler.codec.frame.FrameDecoder.cleanup(FrameDecoder.java:493)
> 	at org.jboss.netty.handler.codec.frame.FrameDecoder.channelClosed(FrameDecoder.java:371)
> 	at org.jboss.netty.handler.ssl.SslHandler.channelClosed(SslHandler.java:1667)
> 	at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:88)
> 	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.fireChannelClosed(Channels.java:468)
> 	at org.jboss.netty.channel.socket.nio.AbstractNioWorker.close(AbstractNioWorker.java:375)
> 	at org.jboss.netty.channel.socket.nio.NioWorker.read(NioWorker.java:93)
> 	at org.jboss.netty.channel.socket.nio.AbstractNioWorker.process(AbstractNioWorker.java:108)
> 	at org.jboss.netty.channel.socket.nio.AbstractNioSelector.run(AbstractNioSelector.java:337)
> 	at org.jboss.netty.channel.socket.nio.AbstractNioWorker.run(AbstractNioWorker.java:89)
> 	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$1.run(DeadLockProofWorker.java:42)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> 	at java.lang.Thread.run(Thread.java:748){code}



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