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14.4.5. Datasource Statistics
Core Statistics
The following table contains a list of the supported datasource core statistics:
| Name | Description |
|---|---|
ActiveCount |
The number of active connections. Each of the connections is either in use by an application or available in the pool
|
AvailableCount |
The number of available connections in the pool.
|
AverageBlockingTime |
The average time spent blocking on obtaining an exclusive lock on the pool. The value is in milliseconds.
|
AverageCreationTime |
The average time spent creating a connection. The value is in milliseconds.
|
CreatedCount |
The number of connections created.
|
DestroyedCount |
The number of connections destroyed.
|
InUseCount |
The number of connections currently in use.
|
MaxCreationTime |
The maximum time it took to create a connection. The value is in milliseconds.
|
MaxUsedCount |
The maximum number of connections used.
|
MaxWaitCount |
The maximum number of requests waiting for a connection at the same time.
|
MaxWaitTime |
The maximum time spent waiting for an exclusive lock on the pool.
|
TimedOut |
The number of timed out connections.
|
TotalBlockingTime |
The total time spent waiting for an exclusive lock on the pool. The value is in milliseconds.
|
TotalCreationTime |
The total time spent creating connections. The value is in milliseconds.
|
WaitCount |
The number of requests that had to wait for a connection.
|
JDBC Statistics
The following table contains a list of the supported datasource JDBC statistics:
| Name | Description |
|---|---|
PreparedStatementCacheAccessCount |
The number of times that the statement cache was accessed.
|
PreparedStatementCacheAddCount |
The number of statements added to the statement cache.
|
PreparedStatementCacheCurrentSize |
The number of prepared and callable statements currently cached in the statement cache.
|
PreparedStatementCacheDeleteCount |
The number of statements discarded from the cache.
|
PreparedStatementCacheHitCount |
The number of times that statements from the cache were used.
|
PreparedStatementCacheMissCount |
The number of times that a statement request could not be satisfied with a statement from the cache.
|
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