However, it is not always convenient to wake up all sleeping processes in a wait queue.

然而，要唤醒等待队列中所有睡眠的进程有时并不方便。

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Research by Richard Hamblin and others at the King's Fund, a medical charity, has found that, despite the lengthening queue, the average wait has remained at 13-14 weeks since the 1960s.

ECONOMIST: Waiting for Dobbo