Connector Connection Pool Statistics - Sun Microsystems GlassFish Enterprise Server 2.1 Administration Manual

About Monitoring
JDBC Connection Pool Statistics
TABLE 18–10
Statistic
numconnacquired
numconnreleased
JMS/Connector Service Statistics
The statistics available for the connector connection pools are shown in
for Connector Work Management are shown in

Connector Connection Pool Statistics

TABLE 18–11
Statistic
numconnfailedvalidation
numconnused
numconnfree
numconntimedout
averageconnwaittime
waitqueuelenght
connectionrequestwaittime
numconncreated
184 Sun GlassFish Enterprise Server 2.1 Administration Guide • December 2008
(Continued)
Units Data Type
Number CountStatistic
Number CountStatistic
Units Data Type
Number CountStatistic
Number RangeStatistic
Number RangeStatistic
Number CountStatistic
Number CountStatistic
Number CountStatistic
RangeStatistic
Milliseconds CountStatistic
Description
Number of logical connections
acquired from the pool.
Number of logical connections
released to the pool.
Table 18–12.
Description
The total number of connections in the
connection pool that failed validation
from the start time until the last sample
time.
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).
The total number of free connections in
the pool as of the last sampling.
The total number of connections in the
pool that timed out between the start
time and the last sample time.
Average wait time of connections before
they are serviced by the connection pool.
Number of connection requests in the
queue waiting to be serviced.
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.
The number of physical connections
that were created since the last reset.
Table 18–11. Statistics