[
https://issues.apache.org/jira/browse/TAJO-2122?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15255894#comment-15255894
]
ASF GitHub Bot commented on TAJO-2122:
--------------------------------------
Github user jinossy commented on the pull request:
https://github.com/apache/tajo/pull/1001#issuecomment-214130995
@jihoonson
I've test on hadoop-2.7.2 and I found following error
```
2016-04-25 13:49:36,698 WARN org.apache.tajo.pullserver.PullServerUtil:
Failed to manage OS cache for
/data02/tajo/q_1461559624789_0001/output/1/hash-shuffle/30/158
java.lang.NullPointerException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
org.apache.tajo.pullserver.PullServerUtil.posixFadviseIfPossible(PullServerUtil.java:84)
at
org.apache.tajo.yarn.FadvisedFileRegion.transferSuccessful(FadvisedFileRegion.java:164)
at
org.apache.tajo.yarn.FileCloseListener.operationComplete(FileCloseListener.java:37)
at
org.jboss.netty.channel.DefaultChannelFuture.notifyListener(DefaultChannelFuture.java:427)
at
org.jboss.netty.channel.DefaultChannelFuture.addListener(DefaultChannelFuture.java:145)
at
org.apache.tajo.yarn.TajoPullServerService$PullServer.sendFile(TajoPullServerService.java:533)
at
org.apache.tajo.yarn.TajoPullServerService$PullServer.handleChunkRequest(TajoPullServerService.java:506)
at
org.apache.tajo.yarn.TajoPullServerService$PullServer.messageReceived(TajoPullServerService.java:369)
at
org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
at
org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:560)
at
org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:787)
at
org.jboss.netty.handler.stream.ChunkedWriteHandler.handleUpstream(ChunkedWriteHandler.java:142)
at
org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:560)
at
org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:787)
at
org.jboss.netty.handler.codec.http.HttpChunkAggregator.messageReceived(HttpChunkAggregator.java:148)
at
org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
at
org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:560)
at
org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:787)
at
org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:296)
at
org.jboss.netty.handler.codec.frame.FrameDecoder.unfoldAndFireMessageReceived(FrameDecoder.java:459)
at
org.jboss.netty.handler.codec.replay.ReplayingDecoder.callDecode(ReplayingDecoder.java:536)
at
org.jboss.netty.handler.codec.replay.ReplayingDecoder.messageReceived(ReplayingDecoder.java:435)
at
org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
at
org.jboss.netty.handler.codec.http.HttpServerCodec.handleUpstream(HttpServerCodec.java:56)
at
org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:560)
at
org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:555)
at
org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:268)
at
org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:255)
at org.jboss.netty.channel.socket.nio.NioWorker.read(NioWorker.java:88)
at
org.jboss.netty.channel.socket.nio.AbstractNioWorker.process(AbstractNioWorker.java:107)
at
org.jboss.netty.channel.socket.nio.AbstractNioSelector.run(AbstractNioSelector.java:312)
at
org.jboss.netty.channel.socket.nio.AbstractNioWorker.run(AbstractNioWorker.java:88)
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$1.run(DeadLockProofWorker.java:42)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
```
> PullServer as an Auxiliary service of Yarn
> ------------------------------------------
>
> Key: TAJO-2122
> URL: https://issues.apache.org/jira/browse/TAJO-2122
> Project: Tajo
> Issue Type: New Feature
> Components: Pull Server
> Reporter: Jihoon Son
> Assignee: Jihoon Son
> Fix For: 0.12.0
>
>
> We are going to support Yarn as Tajo's one of resource schedulers. To do so,
> the PullServer should be capable of executing as an Auxiliary service.
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