org.yardstickframework.probes

Class DStatProbe

java.lang.Object

org.yardstickframework.probes.DStatProbe

All Implemented Interfaces:

BenchmarkProbe

public class DStatProbe
extends Object
implements BenchmarkProbe

Probe that gathers statistics generated by Linux 'dstat' command.

Constructor Summary

Constructors

Constructor and Description
DStatProbe()

Method Summary

Methods

Modifier and Type	Method and Description
Collection<String>	metaInfo() Gets collection of meta information.
Collection<BenchmarkProbePoint>	points() Gets collection of probe points.
void	start(BenchmarkDriver drv, BenchmarkConfiguration cfg) Starts probe execution.
void	stop() Stops probe execution.

Methods inherited from class java.lang.Object

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

Constructor Detail

DStatProbe

public DStatProbe()

Method Detail

start

public void start(BenchmarkDriver drv,
         BenchmarkConfiguration cfg)
           throws Exception

Starts probe execution.

Specified by:

start in interface BenchmarkProbe

Parameters:

drv - Benchmark driver.

cfg - Benchmark configuration.

Throws:

Exception - If start failed.

stop

public void stop()
          throws Exception

Stops probe execution.

Specified by:

stop in interface BenchmarkProbe

Throws:

Exception - If stop failed.

metaInfo

public Collection<String> metaInfo()

Gets collection of meta information. Meta information is description of every point value.

Specified by:

metaInfo in interface BenchmarkProbe

Returns:

Collection of meta information.

points

public Collection<BenchmarkProbePoint> points()

Gets collection of probe points. This collection should reset each time this method is called.

Specified by:

points in interface BenchmarkProbe

Returns:

Collection of probe points.