Sun Microsystems 820433510 manual JMS/Connector Service Statistics

About Monitoring

TABLE 18–10JDBC Connection Pool Statistics	(Continued)
Statistic	Units	Data Type	Description
numconnacquired	Number	CountStatistic	Number of logical connections
			acquired from the pool.
numconnreleased	Number	CountStatistic	Number of logical connections
			released to the pool.

JMS/Connector Service Statistics

The statistics available for the connector connection pools are shown in Table 18–11.Statistics for Connector Work Management are shown in Table 18–12.

TABLE 18–11Connector Connection Pool Statistics

Statistic	Units	Data Type	Description
numconnfailedvalidation	Number	CountStatistic	The total number of connections in the
			connection pool that failed validation
			from the start time until the last sample
			time.
numconnused	Number	RangeStatistic	Provides connection usage statistics.
			The total number of connections that
			are currently being used, as well as
			information about the maximum
			number of connections that were used
			(the high water mark).
numconnfree	Number	RangeStatistic	The total number of free connections in
			the pool as of the last sampling.
numconntimedout	Number	CountStatistic	The total number of connections in the
			pool that timed out between the start
			time and the last sample time.
averageconnwaittime	Number	CountStatistic	Average wait time of connections before
			they are serviced by the connection pool.
waitqueuelenght	Number	CountStatistic	Number of connection requests in the
			queue waiting to be serviced.
connectionrequestwaittime		RangeStatistic	The longest and shortest wait times of
			connection requests. The current value
			indicates the wait time of the last request
			that was serviced by the pool.
numconncreated	Milliseconds	CountStatistic	The number of physical connections
			that were created since the last reset.

184 Sun GlassFish Enterprise Server 2.1 Administration Guide • December 2008