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From Mapred Learn <mapred.le...@gmail.com>
Subject Re: copyToLocal (from Amazon AWS)
Date Tue, 31 May 2011 23:51:18 GMT
try using complete path for where you hadoop binary is present. For eg
/usr/bin/hadoop instead of hadoop...



On Tue, May 31, 2011 at 3:56 PM, neeral beladia <neeral_beladia@yahoo.com>wrote:

> Hi,
>
> I am not sure if this question has been asked. Its more of a  hadoop fs
> question. I am trying to execute the following hadoop fs  command :
>
> hadoop fs -copyToLocal s3n://<Access  Key>:<Secret Key>@<bucket
> name>/file.txt     /home/hadoop/workspace/file.txt
>
> When I execute this command  directly from the Terminal shell, it works
> perfectly fine, however the  above command from code doesn't execute. In
> fact,
> it says :
>
> Exception in thread "main" copyToLocal: null
>
> Please  note I am using Runtime.getRunTime().exec(cmdStr), where cmdStr is
> the
> above hadoop command. Also, please note that hadoop fs -cp or hadoop fs
>  -rmr
> commands work fine with source and destination being both Amazon  AWS
> locations.
> In the above command (hadoop fs -copyToLocal)  the destination is local
> location
> to my machine(Ubuntu installed).
>
> Your help would be greatly appreciated.
>
> Thanks,
>
> Neeral

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