mysql>showengines; +------------+---------+--------------------------------------------------------------------------------------------+--------------+------+------------+ |Engine       |Support |Comment                                     |Transactions|XA|Savepoints| +------------+---------+--------------------------------------------------------------------------------------------+--------------+------+------------+ |MRG_MYISAM|YES     |CollectionofidenticalMyISAMtables                  |NO|NO|NO| |CSV    |YES     |CSVstorageengine                                  |NO|NO|NO| |FEDERATED |NO     |FederatedMySQLstorageengine                      |NULL|NULL|NULL| |InnoDB  |YES     |Supportstransactions,row-levellocking,andforeignkeys|YES|YES|YES| |MEMORY  |YES     |Hashbased,storedinmemory,usefulfortemporarytables|NO|NO|NO| |MyISAM  |DEFAULT|DefaultengineasofMySQL3.23withgreatperformance|NO|NO|NO| +------------+---------+------------------------------------------------------------+--------------+------+------------+ 6rowsinset(0.00sec) mysql>showinnodbstatus\G; ***************************1.row*************************** Type:InnoDB Name: Status: ===================================== 14040213:51:30INNODBMONITOROUTPUT ===================================== Persecondaveragescalculatedfromthelast3seconds ---------- SEMAPHORES ---------- OSWAITARRAYINFO:reservationcount5,signalcount5 Mutexspinwaits0,rounds40,OSwaits0 RW-sharedspins10,OSwaits5;RW-exclspins0,OSwaits0 ...... ---------------------------- ENDOFINNODBMONITOROUTPUT ============================