JSR 77 Performance Monitoring (Stats Interfaces)
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JSR 77 Standard Stats

No.

J2EEManagedObject

Stats Interface

Methods

Description

Affected Source

StatisticsProvider Class

Comments

1

EJB

EJBStats

CountStatistic getCreateCount()

Number of times the beans create method was called

OpenEJB

 

 

 

 

 

CountStatistic getRemoveCount()

Number of times the beans remove method was called

 

 

 

2

SessionBean

SessionBeanStats

RangeStatistic getMethodReadyCount()

Number of beans in the method-ready state

OpenEJB

 

 

3

StatelessSessionBean

StatelessSessionBeanStats

NONE

-

OpenEJB

 

 

4

StatefulSessionBean

StatefulSessionBeanStats

RangeStatistic getPassiveCount()

Number of beans that are in the passivated state

OpenEJB

 

 

5

MessageDrivenBean

MessageDrivenBeanStats

CountStatistic getMessageCount()

Number of messages received

OpenEJB

 

 

6

EntityBean

EntityBeanStats

RangeStatistic getReadyCount()

Number of bean instances in the ready state

OpenEJB

 

 

 

 

 

RangeStatistic getPooledCount()

Number of bean instances in the pooled state

 

 

 

7

Servlet

ServletStats

TimeStatistic getServiceTime()

Execution time of the servlets service method

Tomcat / Jetty

 

 

8

JCAResource

JCAStats

JCAConnectionStats[] getConnections()

* list of JCAConnectionStats that provide statistics about the nonpooled connections associated with the referencing JCA resource statistics

?

 

 

 

 

 

JCAConnectionPoolStats[] getConnectionPools()

* list of JCAConnectionPoolStats that provide statistics about the connection pools associated with the referencing JCA resource statisticsZ

 

 

 

9

?

JCAConnectionStats

OBJECT_NAME getConnectionFactory()

* JCAConnectionFactory OBJECT_NAME of the managed object that identifies the connector's connection factory for this connection

?

 

 

 

 

 

OBJECT_NAME getManagedConnectionFactory()

* JCAManagedConnectionFactory OBJECT_NAME of the managed object that identifies the connector's managed connection factory for this connection

 

 

 

 

 

 

TimeStatistic getWaitTime()

Time spent waiting for a connection to be available

 

 

 

 

 

 

TimeStatistic getUseTime()

Time spent using a connection

 

 

 

10

?

JCAConnectionPoolStats

CountStatistic getCloseCount()

Number of connections closed

?

 

 

 

 

 

CountStatistic getCreateCount()

Number of connections created

 

 

 

 

 

 

BoundedRangeStatistic getFreePoolSize()

Number of free connections in the pool

 

 

 

 

 

 

BoundedRangeStatistic getPoolSize()

Size of the connection pool

 

 

 

 

 

 

RangeStatistic getWaitingThreadCount()

Number of threads waiting for a connection

 

 

 

11

JTAResource

JTAStats

CountStatistic getActiveCount()

Number of active transactions

?

 

 

 

 

 

CountStatistic getCommittedCount()

Number of committed transactions

 

 

 

 

 

 

CountStatistic getRolledbackCount()

Number of rolled-back transactions

 

 

 

12

JDBCResource

JDBCStats

JDBCConnectionStats[] getConnections()

* list of JDBCConnectionStats that provide statistics about the nonpooled connections associated with the referencing JDBC resource statistics

Geronimo

 

 

 

 

 

JDBCConnectionPoolStats[] getConnectionPools()

* list of JDBCConnectionPoolStats that provide statistics about the connection pools associated with the referencing JDBC resource statistics

 

 

 

13

?

JDBCConnectionStats

OBJECT_NAME getJdbcDataSource()

* name of the managed object that identifies the JDBC data source for this connection

Geronimo

 

 

 

 

 

TimeStatistic getWaitTime()

Time spent waiting for a connection to be available

 

 

 

 

 

 

TimeStatistic getUseTime()

Time spent using a connection

 

 

 

14

?

JDBCConnectionPoolStats

CountStatistic getCreateCount()

Number of connections created

Geronimo

 

 

 

 

 

CountStatistic getCloseCount()

Number of connections closed

 

 

 

 

 

 

BoundedRangeStatistic getPoolSize()

Size of the connection pool

 

 

 

 

 

 

BoundedRangeStatistic getFreePoolSize()

Number of free connections in the pool

 

 

 

 

 

 

RangeStatistic getWaitingThreadCount()

Number of threads waiting for a connection

 

 

 

15

JMSResource

JMSStats

JMSConnectionStats[] getConnections()

* list of JMSConnectionStats that provide statistics about the connections associated with the referencing JMS resource

ActiveMQ

 

 

16

?

JMSConnectionStats

JMSSessionStats[] getSessions()

* list of JMSSessionStats that provide statistics about the sessions associated with the referencing JMSConnectionStats

ActiveMQ

 

 

 

 

 

boolean isTransactional()

* transactional state of this JMS connection

 

 

 

17

?

JMSSessionStats

JMSProducerStats[] getProducers()

* list of JMSProducerStats that provide statistics about the message producers associated with the referencing JMS session statistics

ActiveMQ

 

 

 

 

 

JMSConsumerStats[] getConsumers()

* list of JMSConsumerStats that provide statistics about the message consumers associated with the referencing JMS session statistics

 

 

 

 

 

 

CountStatistic getMessageCount()

Number of messages exchanged

 

 

 

 

 

 

CountStatistic getPendingMessageCount()

Number of pending messages

 

 

 

 

 

 

CountStatistic getExpiredMessageCount()

Number of expired messages

 

 

 

 

 

 

TimeStatistic getMessageWaitTime()

Time spent by a message before being delivered

 

 

 

 

 

 

CountStatistic getDurableSubscriptionCount()

Number of durable subscriptions

 

 

 

18

?

JMSEndpointStats

CountStatistic getMessageCount()

Number of messages sent or received

ActiveMQ

 

 

 

 

 

CountStatistic getPendingMessageCount()

Number of pending messages

 

 

 

 

 

 

CountStatistic getExpiredMessageCount()

Number of messages that expired before delivery

 

 

 

 

 

 

TimeStatistic getMessageWaitTime()

Time spent by a message before being delivered

 

 

 

19

?

JMSProducerStats

String getDestination()

* encapsulates the identity of a message destination

ActiveMQ

 

 

20

?

JMSConsumerStats

String getOrigin()

* encapsulates the identity of a message origin

ActiveMQ

 

 

21

JavaMailResource

JavaMailStats

CountStatistic getSentMailCount()

Number of mail messages sent

Geronimo

 

 

22

URLResource

URLStats

NONE

-

Geronimo

 

 

23

JVM

JVMStats

CountStatistic getUpTime()

The length of time that the JVM has been running

Geronimo

org.apache.geronimo.j2ee.management.impl.JVMImpl

Implemented

 

 

 

BoundedRangeStatistic getHeapSize()

The memory usage of the JVM

 

 

 

JSR 77 Geronimo Specific Stats

No.

J2EEManagedObject

Stats Interface

Methods

Description

Affected Source

StatisticsProvider Class

Comments

1

EJBModule

EJBModuleStats

CountStatistic getEntityBeanCount()

number of entity beans defined in this EJB Module

OpenEJB

 

 

 

 

 

CountStatistic getStatelessSessionBeanCount()

number of stateless session beans defined in this EJB Module

 

 

 

 

 

 

CountStatistic getStatefulSessionBeanCount()

number of stateful session beans defined in this EJB Module

 

 

 

 

 

 

CountStatistic getMessageDrivenBeanCount()

number of message driven beans defined in this EJB Module

 

 

 

 

 

 

CountStatistic getTotalBeanCount()

total number of beans defined in this EJB Module

 

 

 

2

ThreadPool

ThreadPoolStats

BoundedRangeStatistic getThreadsInUse()

min and max pool size, as well as the most, least, and current number of threads in use

Geronimo

 

 

 

 

 

CountStatistic getCountForConsumer(String consumer)

can be used to find out how many threads that consumer is consuming at the time these statistics were generated

 

 

 

 

 

 

String[] getThreadConsumers()

list of the known consumers of threads from this pool; this may not be all consumers

 

 

 

3

 

WebConnectorStats

TimeStatistic getRequestTime()

Time statistics (count, total, Max, Min) for requests (includes figures across all requests since statistics gathering started)

Tomcat

 

 

 

 

 

CountStatistic getErrorCount()

number of errors that have been returned since statistics gathering started

 

 

 

 

 

 

RangeStatistic getActiveRequestCount()

number of requests being processed concurrently (as well as the min and max since statistics gathering started)

 

 

 

 

 

 

RangeStatistic getOpenConnectionCount()

number of connections currently open (as well as the min and max since statistics gathering started)

 

 

 

 

 

 

RangeStatistic getSpareThreadCount()

number of threads currently available (as well as min and max since statistics gathering started

 

 

 

4

 

WebContainerStats

CountStatistic getTotalConnectionCount()

total number of connections thus far

Jetty

 

 

 

 

 

RangeStatistic getOpenConnectionCount()

number of connections currently open (as well as the min and max since statistics gathering started)

 

 

 

 

 

 

RangeStatistic getConnectionRequestCount()

number of requests handled by a particular connection (as well as the min and max since statistics gathering started)

 

 

 

 

 

 

TimeStatistic getConnectionDuration()

length of time that connections have been open (includes figures across all connections open at present)

 

 

 

 

 

 

CountStatistic getTotalErrorCount()

number of errors that have been returned since statistics gathering started

 

 

 

 

 

 

CountStatistic getTotalRequestCount()

number of requests that have been processed since statistics gathering started

 

 

 

 

 

 

RangeStatistic getActiveRequestCount()

number of requests being processed concurrently (as well as the min and max since statistics gathering started)

 

 

 

 

 

 

TimeStatistic getRequestDuration()

length of time taken to process a request (includes figures across all requests since statistics gathering started)

 

 

 

 

 

 

boolean isStatsOn()

current state of statistics collection (on or off)

 

 

 

5

WebModule

WebModuleStats

CountStatistic getProcessingTime()

cumulative processing times of requests by all servlets in this Context

Tomcat

 

 

 

 

 

CountStatistic getStartupTime()

time (in milliseconds) it took to start this context

 

 

 

 

 

 

CountStatistic getTldScanTime()

scan time of the TLD contents of all tag library descriptor files

 

 

 

 

 

 

TimeStatistic getSessionAliveTime()

time (in seconds) that an expired session had been alive (count, max, total)

 

 

 

 

 

 

CountStatistic getSessionCount()

total number of sessions created by this manager

 

 

 

 

 

 

CountStatistic getActiveSessionCount()

number of currently active sessions

 

 

 

 

 

 

CountStatistic getExpiredSessionCount()

number of sessions that have expired

 

 

 

 

 

 

CountStatistic getRejectedSessionCount()

number of sessions that were not created because the maximum number of active sessions was reached

 

 

 

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