org.apache.iotdb.metrics

Class MetricService

java.lang.Object

org.apache.iotdb.metrics.MetricService

Direct Known Subclasses:

DoNothingMetricService

public abstract class MetricService
extends Object

MetricService is the entry to manage all Metric system, include MetricManager and MetricReporter.

Field Summary

Fields

Modifier and Type	Field and Description
protected CompositeReporter	compositeReporter
protected boolean	isEnableMetric
protected MetricManager	metricManager

Constructor Summary

Constructors

Constructor and Description
MetricService()

Method Summary

Modifier and Type	Method and Description
abstract void	enablePredefinedMetric(PredefinedMetric metric) Enable some predefined metric, now support jvm, logback.
MetricManager	getMetricManager()
boolean	isEnable()
protected void	loadManager()
protected void	loadReporter()
protected abstract void	reloadProperties(ReloadLevel reloadLevel) support hot load of some properties
void	start(ReporterType reporter) start reporter by name, values in jmx, prometheus, internal.
void	startAllReporter()
void	startService() Start metric service without start reporter.
void	stop(ReporterType reporter) stop reporter by name, values in jmx, prometheus, internal.
void	stopService() Stop metric service.

Methods inherited from class java.lang.Object

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

Field Detail

metricManager

protected MetricManager metricManager

compositeReporter

protected CompositeReporter compositeReporter

isEnableMetric

protected boolean isEnableMetric

Constructor Detail

MetricService

public MetricService()

Method Detail

startService

public void startService()

Start metric service without start reporter. if is disabled, do nothing

stopService

public void stopService()

Stop metric service. if is disabled, do nothing

loadManager

protected void loadManager()

loadReporter

protected void loadReporter()

startAllReporter

public void startAllReporter()

start

public void start(ReporterType reporter)

start reporter by name, values in jmx, prometheus, internal. if is disabled, do nothing

stop

public void stop(ReporterType reporter)

stop reporter by name, values in jmx, prometheus, internal. if is disabled, do nothing

enablePredefinedMetric

public abstract void enablePredefinedMetric(PredefinedMetric metric)

Enable some predefined metric, now support jvm, logback. Notice: In dropwizard mode, logback metrics are not supported

reloadProperties

protected abstract void reloadProperties(ReloadLevel reloadLevel)

support hot load of some properties

Parameters:

reloadLevel -

getMetricManager

public MetricManager getMetricManager()

isEnable

public boolean isEnable()