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From "Stephen Chu (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-5567) CacheAdmin operations not supported with viewfs
Date Tue, 26 Nov 2013 04:15:35 GMT
Stephen Chu created HDFS-5567:

             Summary: CacheAdmin operations not supported with viewfs
                 Key: HDFS-5567
                 URL: https://issues.apache.org/jira/browse/HDFS-5567
             Project: Hadoop HDFS
          Issue Type: Bug
          Components: caching
    Affects Versions: 3.0.0
            Reporter: Stephen Chu

On a federated cluster with viewfs configured, we'll run into the following error when using
CacheAdmin commands:

bash-4.1$ hdfs cacheadmin -listPools
Exception in thread "main" java.lang.IllegalArgumentException: FileSystem viewfs://cluster3/
is not an HDFS file system
	at org.apache.hadoop.hdfs.tools.CacheAdmin.getDFS(CacheAdmin.java:96)
	at org.apache.hadoop.hdfs.tools.CacheAdmin.access$100(CacheAdmin.java:50)
	at org.apache.hadoop.hdfs.tools.CacheAdmin$ListCachePoolsCommand.run(CacheAdmin.java:748)
	at org.apache.hadoop.hdfs.tools.CacheAdmin.run(CacheAdmin.java:84)
	at org.apache.hadoop.hdfs.tools.CacheAdmin.main(CacheAdmin.java:89)

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