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MapReduce >> mail # user >> Re: Argumments to Hadoop Command


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Harsh J 2012-11-26, 20:49
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Re: Argumments to Hadoop Command
Can you please share your code over pastebin.com or GH gists so?

Also, the mapreduce-dev@ address is for MR project development, not
user help. I've moved your question to the proper users list. Please
use that going forward :)

On Sat, Nov 24, 2012 at 11:45 AM, L N <[EMAIL PROTECTED]> wrote:
> Hi,
>
> I am trying to run a hadoop command
>
> hadoop jar lc.jar linecount -Dmapred.job.queue.name=<queue-name> input output
>
> where input and output are directories.But I get the following error.
>
> WARN mapred.JobClient: Use GenericOptionsParser for parsing the
> arguments. Applications should implement Tool for the same.
> Exception in thread "main"
> org.apache.hadoop.mapred.FileAlreadyExistsException: Output directory
> hdfs://.com/user/krishna/input already exists
>
> If you see it is taking input directory  as output and throwing output
> directory already exists.
>
> if I give below command
>
> hadoop jar lc.jar linecount -Dmapred.job.queue.name=<queuename> output
>
> I get below error.
>
> WARN mapred.JobClient: Use GenericOptionsParser for parsing the
> arguments. Applications should implement Tool for the same.
> Exception in thread "main"
> org.apache.hadoop.mapred.InvalidInputException: Input path does not
> exist: hdfs://com/user/krishna/-Dmapred.job.queue.name=<queuename>
>
> Looks like it is taking -Dmapred.job.queue.name=<queuename> as the
> input directory.
>
> Where am I doing wrong.
> I have implemented tool interface in main class.
>
>
> Thanks
> Lakshmi

--
Harsh J
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB