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Unanswerd questions under tag mapreduce

0 votes
0 answers
How to get info about which data in hdfs or file system that a MapReduce job visits?
posted Jul 27, 2017 by anonymous
  • hadoop
  • mapreduce
  • hdfs
+2 votes
0 answers
Explain about the partitioning, shuffle and sort phase in Hadoop?
posted Jun 30, 2017 by Karthick.c
  • hadoop
  • mapreduce
  • java
+1 vote
0 answers
How to write a custom partitioner for a Hadoop MapReduce job?
posted Dec 26, 2016 by Karthick.c
  • hadoop
  • mapreduce
+1 vote
0 answers
How a job works in YARN/Map Reduce? like navigation path...
posted Apr 6, 2016 by Bob Wise
  • hadoop
  • yarn
  • mapreduce
+2 votes
0 answers
How do I customize data placement on DataNodes (DN) of Hadoop cluster?
posted Oct 27, 2015 by Sudhakar Singh
  • hadoop
  • hdfs
  • mapreduce
  • yarn
  • big data
+2 votes
0 answers
How to find min, max and mean of wordcount from text file in hadoop mapreduce?
posted Oct 16, 2015 by Sathish
  • hadoop
  • mapreduce
  • hdfs
  • yarn
  • linux
+3 votes
0 answers
How to find execution time of a MapReduce job?
posted May 15, 2015 by Sudhakar Singh
  • hadoop
  • yarn
  • mapreduce
  • hdfs
  • linux
+1 vote
0 answers
distcp takes lots of time to finish between 2 MapReduces
posted May 11, 2015 by Ramakrishnan
  • mapreduce
  • hadoop
+3 votes
0 answers
Can we control data distribution and load balancing in Hadoop Cluster?
posted May 3, 2015 by Sudhakar Singh
  • hadoop
  • hdfs
  • mapreduce
  • yarn
  • java
+3 votes
0 answers
How to partition a file to smaller size for performing KNN in hadoop mapreduce
posted Jan 15, 2015 by Deepak Dasgupta
  • hadoop
  • mapreduce
+2 votes
0 answers
Query regarding the object creation in map reduce code
posted Dec 5, 2014 by anonymous
  • mapreduce
  • hadoop
  • java
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