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https://issues.apache.org/jira/browse/YARN-8090?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16468068#comment-16468068
]
Miklos Szegedi commented on YARN-8090:
--------------------------------------
Thank you for the review [~haibochen]. I updated the patch.
> Race conditions in FadvisedChunkedFile
> --------------------------------------
>
> Key: YARN-8090
> URL: https://issues.apache.org/jira/browse/YARN-8090
> Project: Hadoop YARN
> Issue Type: Bug
> Affects Versions: 3.1.0
> Reporter: Miklos Szegedi
> Assignee: Miklos Szegedi
> Priority: Minor
> Attachments: YARN-8090.000.patch, YARN-8090.001.patch,
> YARN-8090.002.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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