Package org.apache.pulsar.broker.stats.prometheus.metrics

Class PrometheusMetricsProvider

java.lang.Object

org.apache.pulsar.broker.stats.prometheus.metrics.PrometheusMetricsProvider

All Implemented Interfaces:

org.apache.bookkeeper.stats.StatsProvider

public class PrometheusMetricsProvider
extends Object
implements org.apache.bookkeeper.stats.StatsProvider

A Prometheus based StatsProvider implementation.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	CLUSTER_NAME
final ConcurrentMap<String,LongAdderCounter>	counters	These acts a registry of the metrics defined in this provider.
static final String	DEFAULT_CLUSTER_NAME
static final int	DEFAULT_PROMETHEUS_STATS_LATENCY_ROLLOVER_SECONDS
final ConcurrentMap<String,SimpleGauge<? extends Number>>	gauges
final ConcurrentMap<String,DataSketchesOpStatsLogger>	opStats
static final String	PROMETHEUS_STATS_LATENCY_ROLLOVER_SECONDS

Constructor Summary

Constructors

Constructor	Description
PrometheusMetricsProvider()

Method Summary

Modifier and Type	Method	Description
org.apache.bookkeeper.stats.StatsLogger	getStatsLogger(String scope)
String	getStatsName(String... statsComponents)
void	start(org.apache.commons.configuration.Configuration conf)
void	stop()
void	writeAllMetrics(Writer writer)

Methods inherited from class java.lang.Object

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

Field Details

PROMETHEUS_STATS_LATENCY_ROLLOVER_SECONDS

public static final String PROMETHEUS_STATS_LATENCY_ROLLOVER_SECONDS

See Also:

• Constant Field Values

DEFAULT_PROMETHEUS_STATS_LATENCY_ROLLOVER_SECONDS

public static final int DEFAULT_PROMETHEUS_STATS_LATENCY_ROLLOVER_SECONDS

See Also:

• Constant Field Values

CLUSTER_NAME

public static final String CLUSTER_NAME

See Also:

• Constant Field Values

DEFAULT_CLUSTER_NAME

public static final String DEFAULT_CLUSTER_NAME

See Also:

• Constant Field Values

counters

public final ConcurrentMap<String,LongAdderCounter> counters

These acts a registry of the metrics defined in this provider.

gauges

public final ConcurrentMap<String,SimpleGauge<? extends Number>> gauges

opStats

public final ConcurrentMap<String,DataSketchesOpStatsLogger> opStats

Constructor Details

PrometheusMetricsProvider

public PrometheusMetricsProvider()

Method Details

start

public void start(org.apache.commons.configuration.Configuration conf)

Specified by:

start in interface org.apache.bookkeeper.stats.StatsProvider

stop

public void stop()

Specified by:

stop in interface org.apache.bookkeeper.stats.StatsProvider

getStatsLogger

public org.apache.bookkeeper.stats.StatsLogger getStatsLogger(String scope)

Specified by:

getStatsLogger in interface org.apache.bookkeeper.stats.StatsProvider

writeAllMetrics

public void writeAllMetrics(Writer writer)
                     throws IOException

Specified by:

writeAllMetrics in interface org.apache.bookkeeper.stats.StatsProvider

Throws:

IOException

getStatsName

public String getStatsName(String... statsComponents)

Specified by:

getStatsName in interface org.apache.bookkeeper.stats.StatsProvider