unit tests: dont lock port when finding a free one (otherwise the check may block it for a while, depending on your OS)
unit tests: dont lock port when finding a free one (otherwise the check may block it for a while, depending on your OS)

locustio/locust,mbeacom/locust,mbeacom/locust,mbeacom/locust,locustio/locust,locustio/locust,mbeacom/locust,locustio/locust