Desicion Tree Implementation in Hadoop MapReduce

2013-11-23 Thread unmesha sreeveni
I want to go through Decision tree implementation in mahout. Refereed Apache Mahout http://mahout.apache.org/ 6 Feb 2012 - Apache Mahout 0.6 released Apache Mahout has reached version 0.6. All developers are encouraged to begin using version 0.6. Highlights include: Improved Decision Tree

Re: Desicion Tree Implementation in Hadoop MapReduce

2013-11-23 Thread Yexi Jiang
You can directly find it at https://github.com/apache/mahout, or you can check out from svn by following https://cwiki.apache.org/confluence/display/MAHOUT/Version+Control. 2013/11/23 unmesha sreeveni unmeshab...@gmail.com I want to go through Decision tree implementation in mahout. Refereed

RE: In YARN, how does a task tracker knows the address of a job tracker?

2013-11-23 Thread John Lilley
Ricky, What you are doing sounds familiar. We are in the process of implementing, not exactly MapReduce, but a system that has to do many of the things that MapReduce does (find data splits, define tasks, choose execution affinity, launch an app master, etc) There is another special thing

Re: Unmanaged AMs

2013-11-23 Thread Hitesh Shah
Hello Kishore, An unmanaged AM has no relation to the language being used. An unmanaged AM is an AM that is launched outside of the YARN cluster i.e. manually launched elsewhere and not by the RM ( using the application submission context provided by a client). It was built to be a dev-tool

Uncompressed size of Sequence files

2013-11-23 Thread Robert Dyer
Is there an easy way to get the uncompressed size of a sequence file that is block compressed? I am using the Snappy compressor. I realize I can obviously just decompress them to temporary files to get the size, but I would assume there is an easier way. Perhaps an existing tool that my search