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https://issues.apache.org/jira/browse/HDFS-10243?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15231887#comment-15231887
]
Hadoop QA commented on HDFS-10243:
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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 0s
{color} | {color:blue} Docker mode activated. {color} |
| {color:red}-1{color} | {color:red} patch {color} | {color:red} 0m 6s {color}
| {color:red} HDFS-10243 does not apply to trunk. Rebase required? Wrong
Branch? See https://wiki.apache.org/hadoop/HowToContribute for help. {color} |
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|| Subsystem || Report/Notes ||
| JIRA Patch URL |
https://issues.apache.org/jira/secure/attachment/12797694/HDFS-10243-2.patch |
| JIRA Issue | HDFS-10243 |
| Console output |
https://builds.apache.org/job/PreCommit-HDFS-Build/15114/console |
| Powered by | Apache Yetus 0.2.0 http://yetus.apache.org |
This message was automatically generated.
> When using the TableMapping network topology, adding new datanoe need to
> restart the namenode
> ---------------------------------------------------------------------------------------------
>
> Key: HDFS-10243
> URL: https://issues.apache.org/jira/browse/HDFS-10243
> Project: Hadoop HDFS
> Issue Type: Bug
> Environment: 2.6.0
> Reporter: shenxianqiang
> Priority: Minor
> Attachments: HDFS-10243-1.patch, HDFS-10243-2.patch, HDFS-10243.patch
>
>
> When I use the TableMapping network topology, adding new machines need to
> restart the namenode. Configure :
> {quote}
> <property>
> <name>net.topology.node.switch.mapping.impl</name>
> <value>org.apache.hadoop.net.TableMapping</value>
> </property>
> <property>
> <name>net.topology.table.file.name</name>
> <value>/etc/hadoop/conf/net_topology_table</value>
> </property>
> {quote}
> In /etc/hadoop/conf/net_topology_table:
> {quote}
> 10.0.0.1 /SJS/SJS-1
> 10.0.0.2 /CTC/CTC-2
> 10.0.0.3 /TC/TC-3
> {quote}
> When I add a new datanode like 10.0.0.4 /SJS/SJS-2,datanode throw exception:
> {quote}
> 2016-03-30 17:11:15,608 ERROR
> org.apache.hadoop.hdfs.server.datanode.DataNode: Initialization failed for
> Block pool BP-408802935-10.0.0.100-1402130194887 (Datanode Uuid null) service
> to nn1/10.0.0.100:8020 Failed to add /default-rack/10.0.0.4:50010: You cannot
> have a rack and a non-rack node at the same level of the network topology.
> at org.apache.hadoop.net.NetworkTopology.add(NetworkTopology.java:408)
> at
> org.apache.hadoop.hdfs.server.blockmanagement.DatanodeManager.registerDatanode(DatanodeManager.java:1001)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.registerDatanode(FSNamesystem.java:4837)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.registerDatanode(NameNodeRpcServer.java:1038)
> at
> org.apache.hadoop.hdfs.protocolPB.DatanodeProtocolServerSideTranslatorPB.registerDatanode(DatanodeProtocolServerSideTranslatorPB.java:92)
> at
> org.apache.hadoop.hdfs.protocol.proto.DatanodeProtocolProtos$DatanodeProtocolService$2.callBlockingMethod(DatanodeProtocolProtos.java:26378)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:587)
> at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1026)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2013)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2009)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1892)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2007)
> {quote}
> I need to update /etc/hadoop/conf/net_topology_table,and restart
> namenode.After that,the new datanode should work.
> Restart Namenode may cause a bad influence.
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