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courses:mapreduce-tutorial:step-31 [2012/02/06 08:20]
straka
courses:mapreduce-tutorial:step-31 [2012/02/06 08:21]
straka
Line 35: Line 35:
  
 ===== Example ===== ===== Example =====
-This example reads the keys of ''/net/projects/hadoop/examples/inputs/numbers-small/numbers.txt'', computes the sum of all the keys and print it:+This example reads the keys of ''/net/projects/hadoop/examples/inputs/numbers-small'', computes the sum of all the keys and print it:
 <code java Sum.java> <code java Sum.java>
 import org.apache.hadoop.mapreduce.*; import org.apache.hadoop.mapreduce.*;
Line 110: Line 110:
   less step-31-out/part-*   less step-31-out/part-*
  
 +===== Exercise 1 =====
 +
 +Implement an AllReduce job on 

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