How to set the number of mappers in new Hadoop api?

How to set the number of mappers in new Hadoop api?



1.How to set the number of mappers in new Hadoop api?

Description:I've switched to the new Hadoop api (mapreduce) from the old
one (mapred). I can't set the number of mappers in the new api. I can use
job.setNumReduceTasks() to set ...



2.mapreduce - How to set the number of mappers in new Hadoop ...

Description:I've switched to the new Hadoop api (mapreduce) from the old
one (mapred). I can't set the number of mappers in the new api. I can use
job.setNumReduceTasks() to set ...



3.Specify the Number of Mappers and Make Every Mapper ...

Description:This post targets Hadoop 0.21, ... and there is no natural API
to set the number of mappers. ... (new FileSplit (path, 0, length, ...



4.java - How to set the number of map tasks in hadoop 0.20 ...

Description:How to set the number of mappers in new Hadoop api? 0 Setting
the number of hadoop tasks/node. Hot Network Questions



5.Mapper (Apache Hadoop Main 2.3.0 API) - Welcome to Apache ...

Description:The Hadoop Map-Reduce framework spawns one ... { private final
static IntWritable one = new IntWritable(1 ... { word.set(itr.nextToken
...



6.Re: Question about setting the number of mappers.

Description:... Question about setting the number of mappers. Date: ...
Hadoop may split your job into 1083 ... I'm > using the new API and my
main function in my class ...



7.MapReduce Tutorial - Apache Hadoop

Description:< Hadoop, 1> We'll learn more about the number of maps spawned
... (depending on whether the new MapReduce API or the old MapReduce ...
API. Setting the queue ...



8.Creating .NET-based Mappers and Reducers for Hadoop with ...

Description:... then farmed out to a large set of processes called
"mappers," that ... by programming against the Hadoop API using ... in
.NET for a number of ...



9.HowManyMapsAndReduces - Hadoop Wiki - FrontPage - General Wiki

Description:20-09-2009 · ... change the performance of Hadoop. Increasing
the number of tasks ... the number of map tasks, but will not set the
number below that ...



10.RE: Question about setting the number of mappers.

Description:... Question about setting the number of mappers. Date: ...
~/hadoop/bin/hadoop jar /home/hadoop/lib/test.jar org ... I'm using the
new API and my main ...