timeTaken.groovy

private static final String START_TIME = 'Hibernate_Start_Time'

def filters = {
    logHibernateStats(controller: '*', action: '*') {
        before = {
            request[START_TIME] = System.currentTimeMillis()
        }

        afterView = {
            Long end = System.currentTimeMillis()
            Long start = request[START_TIME]

            log.info "Total time: ${end - start} ms"
        }
    }
}