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From "Raghu Angadi (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-5191) After creation and startup of the hadoop namenode on AIX or Solaris, you will only be allowed to connect to the namenode via hostname but not IP.
Date Wed, 01 Apr 2009 18:44:12 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-5191?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12694682#action_12694682
] 

Raghu Angadi commented on HADOOP-5191:
--------------------------------------

A separate issue is better. Mostly likely it is similar issue in mapred. Better to be fixed
there. If you have test case like here, please attach there.

> After creation and startup of the hadoop namenode on AIX or Solaris, you will only be
allowed to connect to the namenode via hostname but not IP.
> -------------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-5191
>                 URL: https://issues.apache.org/jira/browse/HADOOP-5191
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: dfs
>    Affects Versions: 0.19.1
>         Environment: AIX 6.1 or Solaris
>            Reporter: Bill Habermaas
>            Assignee: Raghu Angadi
>            Priority: Minor
>             Fix For: 0.21.0
>
>         Attachments: 5191-1.patch, HADOOP-5191.patch, HADOOP-5191.patch, hadoop-5191.patch,
TestHadoopHDFS.java
>
>
> After creation and startup of the hadoop namenode on AIX or Solaris, you will only be
allowed to connect to the namenode via hostname but not IP.
> fs.default.name=hdfs://p520aix61.mydomain.com:9000
> Hostname for box is p520aix and the IP is 10.120.16.68
> If you use the following url, "hdfs://10.120.16.68", to connect to the namenode, the
exception that appears below occurs. You can only connect successfully if "hdfs://p520aix61.mydomain.com:9000"
is used. 
> Exception in thread "Thread-0" java.lang.IllegalArgumentException: Wrong FS: hdfs://10.120.16.68:9000/testdata,
expected: hdfs://p520aix61.mydomain.com:9000
> 	at org.apache.hadoop.fs.FileSystem.checkPath(FileSystem.java:320)
> 	at org.apache.hadoop.dfs.DistributedFileSystem.checkPath(DistributedFileSystem.java:84)
> 	at org.apache.hadoop.dfs.DistributedFileSystem.getPathName(DistributedFileSystem.java:122)
> 	at org.apache.hadoop.dfs.DistributedFileSystem.getFileStatus(DistributedFileSystem.java:390)
> 	at org.apache.hadoop.fs.FileSystem.exists(FileSystem.java:667)
> 	at TestHadoopHDFS.run(TestHadoopHDFS.java:116)

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