ayounumberinaqueue younumberinaqueue[translate] aAUTUMN brings us cool weather and beautiful scenes . To the Russians, it also brings hats! In a park in Moscow, people pick up leaves and make them into hats. These golden leaf hats look really warm and nice. Interested? You can have a ...
如果你真的想把所有的非持久化消息存放在内存中,并在达到内存限制的时候停掉生产者,你需要配置<vmQueueCursor>。 <policyEntry queue=">"producerFlowControl="true"memoryLimit="1mb"><pendingQueuePolicy><vmQueueCursor/></pendingQueuePolicy></policyEntry> The fragment above will ensure that all non-persiste...
可以看出完成量现在使用一个FIFO队列来存放那些需要等待完成量的线程, typedef struct __wait_queue_head wait_queue_head_t; struct __wait_queue_head { ?? ?spinlock_t?? ??? ?lock; ?? ?struct list_head?? ?task_list; };wait_queue_head_t等待队列由一个自旋锁lock和一个链表task_list组成。完...