Linux Journal Issue #228/April 2013

Features

Introduction to MapReduce with Hadoop on Linux  by Adam Monsen
Big data is here and within your reach. Impress your friends with your mad cluster knowledge.
Opendedup: Open-Source Deduplication Put to the Test  by Jeramiah Bowling
Is open-source dedup legit? Find out if Opendedup measures up.
Running Scientific Code Using IPython and SciPy  by Joey Bernard
IPython provides a great environment for HPC programming with Python and SciPy.

Indepth

Lock-Free Multi-Producer Multi-Consumer Queue on Ring Buffer  by Alexander Krizhanovsky
Scaling the work queue for a multicore environment.

Opinion

The Future Cloud Is Container, Not Virtual Machines  by David Strauss
Virtual machines are the cloud's past; the era of containers is now.

Columns

Reuven M. Lerner's At the Forge   Web Security  
Dave Taylor's Work the Shell   Cribbage: Calculating Hand Value Redux  
Kyle Rankin's Hack and /   Switching Monitor Profiles  
Shawn Powers' The Open-Source Classroom   Sometimes It's Okay to Point  by Shawn Powers
Doc Searls' EOF   Free and Open—and Their Opposites  

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