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Federated Namespaces - VM - MapReduce - [mail # user]
...Hi,  I just want to throw out a discussion topic on federation.  Reading *The Definitive Guide* on HDFS, it sounds like when federating, every distinct namespace needs a distinct n...
   Author: Devin Suiter RDX, 2014-01-14, 18:44
[expand - 1 more] - Re: manipulating key in combine phase - MapReduce - [mail # user]
...I believe combine process is after that step, so, no.  What comes out of a mapper is a set of records {k1, v1} {k1, v2} {k1, v(n)} {k2, v1} {k2, v2} {k2, v(n)} and then reducers aggrega...
   Author: Devin Suiter RDX, 2014-01-13, 19:45
Re: MapReduce MIME Input type? - MapReduce - [mail # user]
...Thanks Harsh! Looks like something that might be useful! I appreciate it!  *Devin Suiter* Jr. Data Solutions Software Engineer 100 Sandusky Street | 2nd Floor | Pittsburgh, PA 15212 Goo...
   Author: Devin Suiter RDX, 2014-01-02, 12:27
Re: Why other process can't see the change after calling hdfsHFlush unless hdfsCloseFile is called? - MapReduce - [mail # user]
...Hello,  In my experience with Flume, watching the HDFS Sink verbose output, I know that even after a file has flushed, but is still open, it reads as a 0-byte file, even if there is act...
   Author: Devin Suiter RDX, 2013-12-19, 13:55
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Devin Suiter RDX