POOL_NAME | 
VARCHAR2(1024) | 
Name of the Database Resident Connection Pool | 
NUM_OPEN_SERVERS | 
NUMBER | 
Total number of busy and free servers in the pool (including the authentication servers) | 
NUM_BUSY_SERVERS | 
NUMBER | 
Total number of busy servers in the pool (not including the authentication servers) | 
NUM_AUTH_SERVERS | 
NUMBER | 
Number of authentication servers in the pool | 
NUM_REQUESTS | 
NUMBER | 
Number of client requests | 
NUM_HITS | 
NUMBER | 
Total number of times client requests found matching pooled servers in the pool | 
NUM_MISSES | 
NUMBER | 
Total number of times client requests could not find a matching pooled server in the pool | 
NUM_WAITS | 
NUMBER | 
Total number of client requests that had to wait due to non-availability of free pooled servers | 
WAIT_TIME | 
NUMBER | 
Reserved for future use | 
CLIENT_REQ_TIMEOUTS | 
NUMBER | 
Reserved for future use | 
NUM_AUTHENTICATIONS | 
NUMBER | 
Total number of authentications of clients done by the pool | 
NUM_PURGED | 
NUMBER | 
Total number of sessions purged by the pool | 
HISTORIC_MAX | 
NUMBER | 
Maximum size that the pool has ever reached |