MYSQL transaction and lock problem handling

SELECT * FROM information_schema.INNODB_LOCKs; -- query locksselect * from information_schema.INNODB_LOCK_WAITS; -- query waiting for locksSELECT * FROM information_schema.INNODB_TRX; -- query transactionselect * from information_schema.processlist where id =7149 -- query the process based on the process id in the transactionkill 7149 -- kill process by process id