Package io.prometheus.client.hotspot

Class MemoryPoolsExports

java.lang.Object

io.prometheus.client.Collector

io.prometheus.client.hotspot.MemoryPoolsExports

public class MemoryPoolsExports
extends Collector

Exports metrics about JVM memory areas.

Example usage:

 
   new MemoryPoolsExports().register();
 
 

Example metrics being exported:

   jvm_memory_bytes_used{area="heap"} 2000000
   jvm_memory_bytes_committed{area="nonheap"} 200000
   jvm_memory_bytes_max{area="nonheap"} 2000000
   jvm_memory_pool_bytes_used{pool="PS Eden Space"} 2000
 

Nested Class Summary

Nested classes/interfaces inherited from class io.prometheus.client.Collector

Collector.Describable, Collector.MetricFamilySamples, Collector.Type

Field Summary

Fields

Modifier and Type	Field	Description
private final MemoryMXBean	memoryBean
private final List<MemoryPoolMXBean>	poolBeans

Fields inherited from class io.prometheus.client.Collector

MILLISECONDS_PER_SECOND, NANOSECONDS_PER_SECOND

Constructor Summary

Constructors

Constructor	Description
MemoryPoolsExports()
MemoryPoolsExports(MemoryMXBean memoryBean, List<MemoryPoolMXBean> poolBeans)

Method Summary

Modifier and Type	Method	Description
(package private) void	addMemoryAreaMetrics(List<Collector.MetricFamilySamples> sampleFamilies)
(package private) void	addMemoryPoolMetrics(List<Collector.MetricFamilySamples> sampleFamilies)
List<Collector.MetricFamilySamples>	collect()	Return all of the metrics of this Collector.

Methods inherited from class io.prometheus.client.Collector

checkMetricLabelName, checkMetricName, doubleToGoString, register, register, sanitizeMetricName

Methods inherited from class java.lang.Object

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

Field Details

memoryBean

private final MemoryMXBean memoryBean

poolBeans

private final List<MemoryPoolMXBean> poolBeans

Constructor Details

MemoryPoolsExports

public MemoryPoolsExports()

MemoryPoolsExports

public MemoryPoolsExports(MemoryMXBean memoryBean,
 List<MemoryPoolMXBean> poolBeans)

Method Details

addMemoryAreaMetrics

void addMemoryAreaMetrics(List<Collector.MetricFamilySamples> sampleFamilies)

addMemoryPoolMetrics

void addMemoryPoolMetrics(List<Collector.MetricFamilySamples> sampleFamilies)

collect

public List<Collector.MetricFamilySamples> collect()

Description copied from class: Collector

Return all of the metrics of this Collector.

Specified by:

collect in class Collector