com.splout.db.benchmark
Class SploutBenchmark

java.lang.Object
  com.splout.db.benchmark.SploutBenchmark

public class SploutBenchmark
extends java.lang.Object

Generic benchmark implementation for Splout. Subclasses of SploutBenchmark.StressThreadImpl must implement specialized SQL business logic.

Nested Class Summary

static class

SploutBenchmark.StressThreadImpl Subclasses of this class can be used for performing arbitrary benchmarks.

Constructor Summary

SploutBenchmark()

Method Summary

double	getAverage() The average query response time
int	getAverageRows() The average number of rows hit per query
double	getGt10() The frequency of queries above 10 milliseconds
double	getGt100() The frequency of queries above 100 milliseconds
double	getGt1000() The frequency of queries above 1000 milliseconds
double	getGt250() The frequency of queries above 250 milliseconds
double	getGt2500() The frequency of queries above 2500 milliseconds
double	getGt50() The frequency of queries above 50 milliseconds
double	getGt500() The frequency of queries above 500 milliseconds
double	getMax() The maximum query response time
double	getMedian() The median query response time
double	getMin() The minimum query response time
double	getPercen90() The 90 percentil query response time
double	getStdev() The standard deviation of the response time
long	getTotalRows() After performing the benchmark, the total number of rows hit
void	printStats(java.io.PrintStream outStream)
void	stressTest(int nThreads, int nQueries, java.lang.Class<? extends SploutBenchmark.StressThreadImpl> stressThreadClass, java.util.Map<java.lang.String,java.lang.Object> context)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SploutBenchmark

public SploutBenchmark()

Method Detail

stressTest

public void stressTest(int nThreads,
                       int nQueries,
                       java.lang.Class<? extends SploutBenchmark.StressThreadImpl> stressThreadClass,
                       java.util.Map<java.lang.String,java.lang.Object> context)
                throws java.lang.InterruptedException

Throws:

java.lang.InterruptedException

printStats

public void printStats(java.io.PrintStream outStream)

getTotalRows

public long getTotalRows()

After performing the benchmark, the total number of rows hit

getAverageRows

public int getAverageRows()

The average number of rows hit per query

getAverage

public double getAverage()

The average query response time

getMax

public double getMax()

The maximum query response time

getMin

public double getMin()

The minimum query response time

getStdev

public double getStdev()

The standard deviation of the response time

getMedian

public double getMedian()

The median query response time

getPercen90

public double getPercen90()

The 90 percentil query response time

getGt10

public double getGt10()

The frequency of queries above 10 milliseconds

getGt50

public double getGt50()

The frequency of queries above 50 milliseconds

getGt100

public double getGt100()

The frequency of queries above 100 milliseconds

getGt250

public double getGt250()

The frequency of queries above 250 milliseconds

getGt500

public double getGt500()

The frequency of queries above 500 milliseconds

getGt1000

public double getGt1000()

The frequency of queries above 1000 milliseconds

getGt2500

public double getGt2500()

The frequency of queries above 2500 milliseconds