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https://issues.apache.org/jira/browse/HADOOP-13788?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15632988#comment-15632988
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Brahma Reddy Battula commented on HADOOP-13788:
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[~xluren] thanks for interest.
Jira is track the issues.. Seems to be environmental issue,check your iptable
configuration and host mapping(DNS).
You post your queries mailing list.. you check the following link for same.
http://hadoop.apache.org/mailing_lists.html
> datatransfer.Receiver.processOp error
> -------------------------------------
>
> Key: HADOOP-13788
> URL: https://issues.apache.org/jira/browse/HADOOP-13788
> Project: Hadoop Common
> Issue Type: Bug
> Reporter: xluren
>
> the hadoop version is CDH-5.8.2-1.cdh5.8.2.p0.3.
> 2016-11-03 14:04:16,566 ERROR
> org.apache.hadoop.hdfs.server.datanode.DataNode:
> DataNode{data=FSDataset{dirpath='[/data/0/dfs/dn/current,
> /data/1/dfs/dn/current, /data/10/dfs/dn/current, /data/11/dfs/dn/current,
> /data/2/dfs/dn/current, /data/3/dfs/dn/current, /data/4/dfs/dn/current,
> /data/5/dfs/dn/current, /data/6/dfs/dn/current, /data/7/dfs/dn/current,
> /data/8/dfs/dn/current, /data/9/dfs/dn/current]'},
> localName='hadoop-2-10-104-1-31:50010',
> datanodeUuid='811b3ca1-07e1-48b2-be78-6b3a7741eeb0',
> xmitsInProgress=0}:Exception transfering block
> BP-1587434107-10.104.1.19-1477411166086:blk_1089657978_18199662 to mirror
> 10.104.1.27:50010: java.net.NoRouteToHostException: No route to host
> 2016-11-03 14:04:16,566 INFO org.apache.hadoop.hdfs.server.datanode.DataNode:
> opWriteBlock BP-1587434107-10.104.1.19-1477411166086:blk_1089657978_18199662
> received exception java.net.NoRouteToHostException: No route to host
> 2016-11-03 14:04:16,567 ERROR
> org.apache.hadoop.hdfs.server.datanode.DataNode:
> hadoop-2-10-104-1-31:50010:DataXceiver error processing WRITE_BLOCK operation
> src: /10.104.2.26:33310 dst: /10.104.1.31:50010
> java.net.NoRouteToHostException: No route to host
> at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
> at
> sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717)
> at
> org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:206)
> at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:530)
> at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:494)
> at
> org.apache.hadoop.hdfs.server.datanode.DataXceiver.writeBlock(DataXceiver.java:700)
> at
> org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.opWriteBlock(Receiver.java:169)
> at
> org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.processOp(Receiver.java:106)
> at
> org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:246)
> at java.lang.Thread.run(Thread.java:745)
> I have try to stop the iptable service ,but it does not work
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