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40 lines
1.1 KiB
40 lines
1.1 KiB
import java.util.*;
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/**
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* File to test the performance of multi threaded file
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* io by reading a large quantity of files in parallel
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* using a different amount of threads.
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*
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* @author Jeffery Russell 1-31-19
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*/
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public class MultiThreadedFileReadTest
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{
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public static void main(String[] args)
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{
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List<Integer> x = new ArrayList<>();
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List<Double> y = new ArrayList<>();
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for(int i = 1; i <= 64; i++)
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{
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long threadTotal = 0;
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for(int w = 0; w < 20; w++)
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{
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TaskManager boss = new TaskManager(i);
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for(int j = 0; j < 500; j++)
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{
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boss.addTask(new ReadTask("./testData/" + i + ".txt"));
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}
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long startTime = System.nanoTime();
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boss.runTasks();
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long endTime = System.nanoTime();
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long durationMS = (endTime - startTime)/1000000;
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threadTotal+= durationMS;
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}
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x.add(i);
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y.add(threadTotal/20.0); //finds average
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}
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System.out.println(x);
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System.out.println(y);
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}
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}
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