How MapReduce Works (in Hadoop)

Content

1. Lifecycle of a MapReduce Job
2. Components in a Hadoop MR Workflow
3. Job Submission
4. Initialization
5. Scheduling
6. Execution
7. Map Task
8. Sort Buffer
9. Reduce Tasks
10. Dealing with Failures and Slow Tasks
11. HDFS Architecture
12. Job Configuration Parameters
13. Hadoop Job Configuration Parameters
14. Tuning Hadoop Job Conf. Parameters
15. Experimental Setting
16. Parameters Varied in Experiments
17. Hadoop 50GB TeraSort
18. Automatic Optimization