org.apache.hadoop.hbase

Class HFilePerformanceEvaluation.GaussianRandomReadBenchmark

java.lang.Object

org.apache.hadoop.hbase.HFilePerformanceEvaluation.RowOrientedBenchmark

org.apache.hadoop.hbase.HFilePerformanceEvaluation.ReadBenchmark

org.apache.hadoop.hbase.HFilePerformanceEvaluation.GaussianRandomReadBenchmark

Enclosing class:

HFilePerformanceEvaluation

static class HFilePerformanceEvaluation.GaussianRandomReadBenchmark
extends HFilePerformanceEvaluation.ReadBenchmark

Field Summary

Fields

Modifier and Type	Field and Description
private org.apache.commons.math3.random.RandomData	randomData

Fields inherited from class org.apache.hadoop.hbase.HFilePerformanceEvaluation.ReadBenchmark

reader

Fields inherited from class org.apache.hadoop.hbase.HFilePerformanceEvaluation.RowOrientedBenchmark

cipher, codec, conf, fs, mf, totalRows

Constructor Summary

Constructors

Constructor and Description
GaussianRandomReadBenchmark(org.apache.hadoop.conf.Configuration conf, org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path mf, int totalRows)

Method Summary

Modifier and Type	Method and Description
(package private) void	doRow(int i)
private byte[]	getGaussianRandomRowBytes()

Methods inherited from class org.apache.hadoop.hbase.HFilePerformanceEvaluation.ReadBenchmark

setUp, tearDown

Methods inherited from class org.apache.hadoop.hbase.HFilePerformanceEvaluation.RowOrientedBenchmark

getReportingPeriod, run

Methods inherited from class java.lang.Object

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

Field Detail

randomData

private org.apache.commons.math3.random.RandomData randomData

Constructor Detail

GaussianRandomReadBenchmark

public GaussianRandomReadBenchmark(org.apache.hadoop.conf.Configuration conf,
                                   org.apache.hadoop.fs.FileSystem fs,
                                   org.apache.hadoop.fs.Path mf,
                                   int totalRows)

Method Detail

doRow

void doRow(int i)
    throws Exception

Specified by:

doRow in class HFilePerformanceEvaluation.RowOrientedBenchmark

Throws:

Exception

getGaussianRandomRowBytes

private byte[] getGaussianRandomRowBytes()