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MapReduce, mail # user - Re: Hadoop Archives under 0.23


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Visioner Sadak 2012-10-04, 15:48
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Re: Hadoop Archives under 0.23
Alexander Hristov 2012-10-04, 15:56

Thanks, but hadoop dfs is deprecated, hdfs is the recommended way. In
any case, the result is exactly the same.

> use  bin/hadoop dfs -lsr har:///sample/test.har
> not  dfs -ls -R har:///sample/test.har
>
>
>
> On Tue, Oct 2, 2012 at 11:42 AM, Alexander Hristov
> <[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]>> wrote:
>
>     Hello
>
>     I'm trying to test the Hadoop archive functionality under 0.23 and
>     I can't get it working.
>
>     I have in HDFS a /test folder with  several text files. I created
>     a hadoop archive using
>
>     hadoop archive -archiveName test.har -p /test *.txt  /sample
>
>     Ok, this creates a /sample/test.har with the appropriate parts
>     (_index, _SUCCESS,_masterindex,part-0).  Performing a cat on
>     _index shows the texts files.
>     However, when I try to even list the contents of the HAR file using
>
>     hdfs dfs -ls -R har:///sample/test.har
>
>     I simply get "har:///sample/test.har : No such file or directory"!
>     WTF?
>
>     Accessing the individual files does work, however:
>
>     hdfs dfs -cat har:///sample/test.har/file.txt
>
>     works
>
>     Regards
>
>     Alexander
>
>