how JobTracker schedules a task ?
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List out Hadoop's three configuration files?
How to submit extra files(jars, static files) for Hadoop MapReduce job during runtime?
what is JobTracker in Hadoop? What are the actions followed by Hadoop?
Explain the process of spilling in MapReduce?
What is Text Input Format?
How to specify more than one directory as input in the Hadoop MapReduce Program?
What are the configuration parameters in the 'MapReduce' program?
How to compress mapper output in Hadoop?
How many numbers of reducers run in Map-Reduce Job?
How to submit extra files(jars, static files) for MapReduce job during runtime?
Name job control options specified by mapreduce.
Map reduce jobs take too long. What can be done to improve the performance of the cluster?
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