Condition role With mutex Also need to use the condition? +8 Always fail to understand the role? Study hard, I suggest you look at the relevant information to the IBM Development Center website, more thinking on the same. Can ask if the use of the words used in what respect? +8 Mutx protection in the use of the bar. If threads are waiting for a specific condition, how should it deal with the situation? It can target lock and unlocking plots to contradict each inspection will be shared data structure to identify a certain value. This is obviously a waste of time and resources, but such inquiries peak efficiency is very low. At this time, variable conditions will play a role. [ Closed window ]