Ejb Pool Statistics; Ejb Cache Statistics - Sun Microsystems GlassFish Enterprise Server 2.1 Administration Manual

TABLE 18–4
Attribute Name
numbeansinpool
numthreadswaiting
totalbeanscreated
totalbeansdestroyed
jmsmaxmessagesload
The statistics available for EJB caches are listed in the following table.

EJB Cache Statistics

TABLE 18–5
Attribute Name
cachemisses
cachehits
numbeansincache
numpassivations
numpassivationerrors
numexpiredsessionsremoved
Chapter 18 • Monitoring Components and Services

EJB Pool Statistics

Data Type
BoundedRangeStatistic
BoundedRangeStatistic
BoundedRangeStatistic
CountStatistic
CountStatistic
CountStatistic
Data Type
BoundedRangeStatistic
BoundedRangeStatistic
CountStatistic
CountStatistic
CountStatistic
Description
The number of times a user request does not
find a bean in the cache.
The number of times a user request found an
entry in the cache.
The number of beans in the cache. This is the
current size of the cache.
Number of passivated beans. Applies only to
stateful session beans.
Number of errors during passivation. Applies
only to stateful session beans.
Number of expired sessions removed by the
cleanup thread. Applies only to stateful
session beans.
About Monitoring
Description
Number of EJB's in the associated pool,
providing an idea about how the pool
is changing.
Number of threads waiting for free
beans, giving an indication of possible
congestion of requests.
Number of beans created in associated
pool since the gathering of data
started.
Number of beans destroyed from
associated pool since the gathering of
data started.
The maximum number of messages to
load into a JMS session at one time for
a message-driven bean to serve.
Default is 1. Applies only to pools for
message driven beans.
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