alluxio.metrics.source

Class JvmSource

java.lang.Object

alluxio.metrics.source.JvmSource

All Implemented Interfaces:

Source

@ThreadSafe
public class JvmSource
extends Object
implements Source

A Source which collects JVM metrics, including JVM memory usage, GC counts, GC times, etc.

Constructor Summary

Constructors

Constructor and Description
JvmSource() Creates a new JvmSource and register all JVM metrics.

Method Summary

Modifier and Type	Method and Description
com.codahale.metrics.MetricRegistry	getMetricRegistry() Gets the instance of the MetricRegistry.
String	getName() Gets the name of the Source.

Methods inherited from class java.lang.Object

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

Constructor Detail

JvmSource

public JvmSource()

Creates a new JvmSource and register all JVM metrics.

Method Detail

getName

public String getName()

Description copied from interface: Source

Gets the name of the Source.

Specified by:

getName in interface Source

Returns:

the name of the Source

getMetricRegistry

public com.codahale.metrics.MetricRegistry getMetricRegistry()

Description copied from interface: Source

Gets the instance of the MetricRegistry. A MetricRegistry is used to register the metrics, and is passed to a Sink so that the sink knows which metrics to report.

Specified by:

getMetricRegistry in interface Source

Returns:

the instance of the MetricRegistry