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Re: Ordinary file pointer? - Hadoop - [mail # user]
...On May 21, 2010, at 16:07 , Mikhail Yakshin wrote:  C++ side I need to access a file.  I have already implemented a version  of this interface in which the file is read entire...
   Author: Keith Wiley, 2010-05-21, 23:31
Re: CombineFileInputFormat not producing multiple mappers - Hadoop - [mail # user]
...Yep, that was part of it.  Thank you.  Also, I was not setting   splittable true for the Combined Input because I knew the contained   files themselves were no splittable...
   Author: Keith Wiley, 2010-04-30, 06:57
Shared library error - Hadoop - [mail # user]
...My Java mapper drops down to C++ through JNI.  The C++ side then runs  various code which in some cases links to shared libraries which I put  in the distributed cache.  ...
   Author: Keith Wiley, 2010-04-26, 23:20
Re: Pipes program with Java InputFormat/RecordReader - Hadoop - [mail # user]
...On Apr 14, 2010, at 20:55 , Amareshwari Sri Ramadasu wrote:  program.  I realize I can set: runs), but how do I use my own (Java) InputFormat/RecordReader?  I tried  jarr...
   Author: Keith Wiley, 2010-04-15, 17:00
Proper way to access HDFS from C++ pipes - Hadoop - [mail # user]
...I would like to access HDFS directly from C++ pipes, as opposed to  merely operating on the input/output keys/values.  I believe this is  best achieved through the StreamUtils...
   Author: Keith Wiley, 2010-04-14, 16:46
Re: Failure to find shared lib in distributed cache - Hadoop - [mail # user]
...I love working on a problem for an hour, sending an email for help, then  solving it.  Problem was the space after the comma in the -files option:  $ hadoop pipes -D hadoop.pi...
   Author: Keith Wiley, 2010-04-12, 21:13
Most effective way to use a lot of shared libraries? - Hadoop - [mail # user]
...I am have partial success chipping away at the shared library  dependencies of my hadoop job by submitting them to the distributed  cache with the -files option.  When I add a...
   Author: Keith Wiley, 2010-04-12, 18:15
Re: How to kill orphaned hadoop job through web UI - Hadoop - [mail # user]
...On Apr 12, 2010, at 10:22 , Edward Capriolo wrote:  wrote: sometimes  Thanks.  Works like a charm.   _____________________________________________________________________...
   Author: Keith Wiley, 2010-04-12, 18:11
Re: -files flag question - Hadoop - [mail # user]
...So how does the example work where the second argument is simply   separated by a space and indicates some sort of "label" by which to   find the file in the distributed cache: &nb...
   Author: Keith Wiley, 2010-04-12, 14:24
Re: Install shared library? - Hadoop - [mail # user]
...On Apr 9, 2010, at 13:43 , Allen Wittenauer wrote:  options?  Can I installed this on the cluster in a way that permits HDFS  to access it from each node as needed?  Can ...
   Author: Keith Wiley, 2010-04-09, 22:24
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