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java.lang.Objectorg.apache.hadoop.benchmarks.mapred.MultiJobRunner
public class MultiJobRunner
Runs a job multiple times and takesaverage of all runs.
Constructor Summary | |
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MultiJobRunner(String input,
String output,
String jarFile)
Input is a local file. |
Method Summary | |
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int |
getDataLines()
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String |
getInput()
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String |
getJarFile()
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int |
getNumJobs()
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int |
getNumMaps()
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int |
getNumReduces()
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String |
getOutput()
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boolean |
getVerbose()
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boolean |
isIgnoreOutput()
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static void |
main(String[] args)
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void |
run()
Run the benchmark. |
Path |
runJobsInSequence(JobConf[] jobs)
Runs a sequence of map reduce tasks, output of each reduce is input to next map. |
void |
setDataLines(int dataLines)
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void |
setIgnoreOutput(boolean ignore)
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void |
setInput(String input)
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void |
setJarFile(String jarFile)
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void |
setNumJobs(int numJobs)
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void |
setNumMaps(int numMaps)
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void |
setNumReduces(int numReduces)
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void |
setOutput(String output)
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void |
setVerbose(boolean verbose)
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Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public MultiJobRunner(String input, String output, String jarFile)
input
- output
- jarFile
- Method Detail |
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public String getInput()
public void setInput(String input)
public String getJarFile()
public void setJarFile(String jarFile)
public String getOutput()
public void setOutput(String output)
public int getNumJobs()
public void setNumJobs(int numJobs)
public int getDataLines()
public void setDataLines(int dataLines)
public boolean isIgnoreOutput()
public void setIgnoreOutput(boolean ignore)
public void setVerbose(boolean verbose)
public boolean getVerbose()
public Path runJobsInSequence(JobConf[] jobs) throws IOException
IOException
public void run() throws IOException
IOException
public int getNumMaps()
public void setNumMaps(int numMaps)
public int getNumReduces()
public void setNumReduces(int numReduces)
public static void main(String[] args) throws IOException
IOException
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