org.apache.hadoop.hbase

Class ScanPerformanceEvaluation

java.lang.Object

org.apache.hadoop.hbase.util.AbstractHBaseTool

org.apache.hadoop.hbase.ScanPerformanceEvaluation

@InterfaceAudience.LimitedPrivate(value="Tools")
public class ScanPerformanceEvaluation
extends AbstractHBaseTool

A simple performance evaluation tool for single client and MR scans and snapshot scans.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ScanPerformanceEvaluation.MyMapper<KEYOUT,VALUEOUT>
static class	ScanPerformanceEvaluation.ScanCounter

Field Summary

Fields inherited from class org.apache.hadoop.hbase.util.AbstractHBaseTool

cmdLineArgs, conf, EXIT_FAILURE, EXIT_SUCCESS

Constructor Summary

Constructors

Constructor and Description
ScanPerformanceEvaluation()

Method Summary

Modifier and Type	Method and Description
protected void	addOptions() Override this to add command-line options using AbstractHBaseTool.addOptWithArg(java.lang.String, java.lang.String) and similar methods.
protected int	doWork() The "main function" of the tool
static void	main(String[] args)
protected void	processOptions(CommandLine cmd) This method is called to process the options after they have been parsed.
void	setConf(Configuration conf)
protected void	testHdfsStreaming(Path filename)
void	testScan()
void	testScanMapReduce()
void	testSnapshotScan()
void	testSnapshotScanMapReduce()

Methods inherited from class org.apache.hadoop.hbase.util.AbstractHBaseTool

addOptNoArg, addOptNoArg, addOptWithArg, addOptWithArg, addRequiredOptWithArg, addRequiredOptWithArg, doStaticMain, getConf, parseArgs, parseInt, parseLong, printUsage, printUsage, run

Methods inherited from class java.lang.Object

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

Constructor Detail

ScanPerformanceEvaluation

public ScanPerformanceEvaluation()

Method Detail

setConf

public void setConf(Configuration conf)

Overrides:

setConf in class AbstractHBaseTool

addOptions

protected void addOptions()

Description copied from class: AbstractHBaseTool

Override this to add command-line options using AbstractHBaseTool.addOptWithArg(java.lang.String, java.lang.String) and similar methods.

Specified by:

addOptions in class AbstractHBaseTool

processOptions

protected void processOptions(CommandLine cmd)

Description copied from class: AbstractHBaseTool

This method is called to process the options after they have been parsed.

Specified by:

processOptions in class AbstractHBaseTool

testHdfsStreaming

protected void testHdfsStreaming(Path filename)
                          throws IOException

Throws:

IOException

testScan

public void testScan()
              throws IOException

Throws:

IOException

testSnapshotScan

public void testSnapshotScan()
                      throws IOException

Throws:

IOException

testScanMapReduce

public void testScanMapReduce()
                       throws IOException,
                              InterruptedException,
                              ClassNotFoundException

Throws:

IOException

InterruptedException

ClassNotFoundException

testSnapshotScanMapReduce

public void testSnapshotScanMapReduce()
                               throws IOException,
                                      InterruptedException,
                                      ClassNotFoundException

Throws:

IOException

InterruptedException

ClassNotFoundException

doWork

protected int doWork()
              throws Exception

Description copied from class: AbstractHBaseTool

The "main function" of the tool

Specified by:

doWork in class AbstractHBaseTool

Throws:

Exception

main

public static void main(String[] args)
                 throws Exception

Throws:

Exception