Introduction - If you have any usage issues, please Google them yourself
In the multi-channel programming system, although they can take advantage of the concurrent execution of multiple processes to improve the system resource utilization to improve the system throughput, but the deadlock may occur. So, the deadlock is the result of multiple processes running in the competition for resources has led to a deadlock, when the process is in this deadlock, the absence of external force, they will no longer be able to move forward.