sleeping barber problem

短语

词形变化

sleeping barber problems 复数 sleeping barber problems

释义与例句

n.
  1. 1.

    A problem of interprocess communication and synchronization where one process responds to requests from multiple other threads and sleeps when not doing so. In some cases this may lead to an undesirable state where components are waiting for each other despite being ready.

    计算机 工程 数学

词源

By analogy with a barber who sleeps while not cutting hair, and whose customers wake him on arrival. Since actions such as entering the salon and looking around take variable amounts of time, this may lead to a situation where both barber and customer(s) are futilely waiting for each other.

来源：wiktionary