JUC concurrent programming -- understanding of various locks

JUC concurrent programming -- understanding of various locks 1. Fair lock Fair lock means that when the lock is available, the thread waiting on the lock for the longest time will obtain the right to use the lock and must come first. //ReentrantLock(true) is set to fair lock public ReentrantLock(boolean fair) { sync = fair ? new Fair ...

Posted by dmcglone on Thu, 30 Sep 2021 06:40:05 +0200

Multithreaded programming

11. Mutex initiate static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;      The memory unit is not released until the process is completed dynamic initialization pthread_mutex_t mutex; // Define mutex objects pthread_ mutex_ init(&mutex, NULL); // Allocate kernel resources ... pthread_ mutex_ destroy(&mutex); // F ...

Posted by xiledweb on Mon, 27 Sep 2021 10:14:29 +0200