The file offset is considered in WebHDFS redirection.  It redirects to a datanode with the first block the client going to read, not the first block of the file.

Hope it helps.

On Monday, March 17, 2014 10:09 AM, Alejandro Abdelnur <[EMAIL PROTECTED]> wrote:
actually, i am wrong, the webhdfs rest call has an offset. 
are redirected to the corresponding datanodes. It uses the full
bandwidth of the Hadoop cluster for streaming data.
built-in component of HDFS. It runs inside Namenodes and Datanodes,
therefore, it can use all HDFS functionalities. It is a part of HDFS –
there are no additional servers to install
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