EJB Cache Statistics (Sun GlassFish Enterprise Server v3 Administration Guide)

Sun GlassFish Enterprise Server v3 Administration Guide

Use the following dotted name pattern for EJB cache statistics:

server.applications.appname.ejbmodulename.bean-cache.ejbname.statistic

The statistics available for EJB caches are listed in the following table.

Table 8–5 EJB Cache Monitoring Statistics


Statistic	Data Type	Description
`cachemisses`	RangeStatistic	The number of times a user request does not find a bean in the cache.
`cachehits`	RangeStatistic	The number of times a user request found an entry in the cache.
`numbeansincache`	RangeStatistic	The number of beans in the cache. This is the current size of the cache.
`numpassivations`	CountStatistic	Number of passivated beans. Applies only to stateful session beans.
`numpassivationerrors`	CountStatistic	Number of errors during passivation. Applies only to stateful session beans.
`numexpiredsessionsremoved`	CountStatistic	Number of expired sessions removed by the cleanup thread. Applies only to stateful session beans.
`numpassivationsuccess`	CountStatistic	Number of times passivation completed successfully. Applies only to stateful session beans.