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1. How MapReduce Works CHAPTER 6 2010/5/13 1
2. Anatomy of a MapReduce Job Run
Failures
Job Scheduling
Shuffle and Sort
Task Execution 2010/5/13 2
3. Anatomy of a MapReduce Job Run Job Submission
Job Initialization
Task Assignment
Task Execution--Streaming and Pipes
Progress and Status Updates
Job Completion 2010/5/13 3