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From Nitin Pawar <nitinpawar...@gmail.com>
Subject Re: Error running mahout
Date Mon, 23 Jun 2014 06:33:40 GMT
change to user hdfs and run the same command
or
grant user cloudera hdfs superadmin permissions


On Mon, Jun 23, 2014 at 12:01 PM, Shashidhar Rao <raoshashidhar123@gmail.com
> wrote:

> Hi,
>
> I am trying to run mahout in my CDH4 installation.
>
> Coomand is : hadoop jar /usr/lib/mahout/mahout-core-0.7-cdh4.6.0-job.jar
> org.apache.mahout.cf.taste.hadoop.item.RecommenderJob -s
> SIMILARITY_COOCCURRENCE --input u.data --output /recommendation
>
> Error : 14/06/22 23:23:00 INFO mapred.JobClient: Task Id :
> attempt_201406222231_0031_m_000002_0, Status : FAILED
> org.apache.hadoop.security.AccessControlException: Permission denied:
> user=cloudera, access=WRITE, inode="/":hdfs:supergroup:drwxr-xr-x
>     at
> org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.check(FSPermissionChecker.java:224)
>     at
> org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.check(FSPermissionChecker.java:204)
>
> Can you guys please help me in resolving this issue.
>
> Thanks in advance.
>
> Regards,
> Shashi
>



-- 
Nitin Pawar

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