org.apache.solr.store.blockcache

Class Metrics

java.lang.Object

org.apache.solr.search.SolrCacheBase

org.apache.solr.store.blockcache.Metrics

All Implemented Interfaces:

SolrInfoMBean

public class Metrics
extends SolrCacheBase
implements SolrInfoMBean

A SolrInfoMBean that provides metrics on block cache operations.

WARNING: This API is experimental and might change in incompatible ways in the next release.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Metrics.MethodCall

Nested classes/interfaces inherited from class org.apache.solr.search.SolrCacheBase

SolrCacheBase.AutoWarmCountRef

Nested classes/interfaces inherited from interface org.apache.solr.core.SolrInfoMBean

SolrInfoMBean.Category

Field Summary

Fields

Modifier and Type	Field and Description
AtomicLong	blockCacheEviction
AtomicLong	blockCacheHit
AtomicLong	blockCacheMiss
AtomicLong	blockCacheSize
AtomicLong	indexCount
AtomicLong	indexMemoryUsage
Map<String,Metrics.MethodCall>	methodCalls
AtomicLong	queriesExternal
AtomicLong	queriesInternal
AtomicLong	recordCount
AtomicLong	recordReads
AtomicLong	recordWrites
AtomicLong	rowCount
AtomicLong	rowReads
AtomicLong	rowWrites
AtomicLong	segmentCount
AtomicLong	shardBuffercacheAllocate
AtomicLong	shardBuffercacheLost
AtomicLong	tableCount

Fields inherited from class org.apache.solr.search.SolrCacheBase

autowarm, regenerator

Constructor Summary

Constructors

Constructor and Description
Metrics()

Method Summary

Methods

Modifier and Type	Method and Description
String	getDescription() Simple one or two line description
URL[]	getDocs() Documentation URL list.
String	getName() Simple common usage name, e.g.
String	getSource() CVS Source, SVN Source, etc
NamedList<Number>	getStatistics() Any statistics this instance would like to be publicly available via the Solr Administration interface.
static void	main(String[] args)

Methods inherited from class org.apache.solr.search.SolrCacheBase

calcHitRatio, getAutowarmDescription, getCategory, getState, getVersion, init, isAutowarmingOn, name, setState

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.solr.core.SolrInfoMBean

getCategory, getVersion

Field Detail

blockCacheHit

public AtomicLong blockCacheHit

blockCacheMiss

public AtomicLong blockCacheMiss

blockCacheEviction

public AtomicLong blockCacheEviction

blockCacheSize

public AtomicLong blockCacheSize

rowReads

public AtomicLong rowReads

rowWrites

public AtomicLong rowWrites

recordReads

public AtomicLong recordReads

recordWrites

public AtomicLong recordWrites

queriesExternal

public AtomicLong queriesExternal

queriesInternal

public AtomicLong queriesInternal

shardBuffercacheAllocate

public AtomicLong shardBuffercacheAllocate

shardBuffercacheLost

public AtomicLong shardBuffercacheLost

methodCalls

public Map<String,Metrics.MethodCall> methodCalls

tableCount

public AtomicLong tableCount

rowCount

public AtomicLong rowCount

recordCount

public AtomicLong recordCount

indexCount

public AtomicLong indexCount

indexMemoryUsage

public AtomicLong indexMemoryUsage

segmentCount

public AtomicLong segmentCount

Constructor Detail

Metrics

public Metrics()

Method Detail

main

public static void main(String[] args)
                 throws InterruptedException

Throws:

InterruptedException

getStatistics

public NamedList<Number> getStatistics()

Description copied from interface: SolrInfoMBean

Any statistics this instance would like to be publicly available via the Solr Administration interface.

Any Object type may be stored in the list, but only the toString() representation will be used.

Specified by:

getStatistics in interface SolrInfoMBean

getName

public String getName()

Description copied from interface: SolrInfoMBean

Simple common usage name, e.g. BasicQueryHandler, or fully qualified clas name.

Specified by:

getName in interface SolrInfoMBean

getDescription

public String getDescription()

Description copied from interface: SolrInfoMBean

Simple one or two line description

Specified by:

getDescription in interface SolrInfoMBean

getSource

public String getSource()

Description copied from interface: SolrInfoMBean

CVS Source, SVN Source, etc

Specified by:

getSource in interface SolrInfoMBean

getDocs

public URL[] getDocs()

Description copied from interface: SolrInfoMBean

Documentation URL list.

Suggested documentation URLs: Homepage for sponsoring project, FAQ on class usage, Design doc for class, Wiki, bug reporting URL, etc...

Specified by:

getDocs in interface SolrInfoMBean

Overrides:

getDocs in class SolrCacheBase