V2EX timesharing

Timesharing

定义 Definition

timesharing(分时):一种让多个用户或多个任务在同一台计算机上通过时间片轮换来共享处理器等资源的方式,常见于早期大型机与多用户操作系统语境。
(也可指旅游地产中的“分时度假/分时产权”,更常写作 timeshare。)

发音 Pronunciation

/tamr/

例句 Examples

The lab introduced timesharing so everyone could use the mainframe.
实验室引入了分时系统,这样每个人都能使用大型机。

Timesharing systems improved efficiency by allocating CPU time in short slices to many users, creating the illusion of simultaneous computing.
分时系统通过把 CPU 时间分配为许多短时间片给多个用户,提高了效率,并营造出“同时计算”的错觉。

词源 Etymology

time(时间)+ share(共享)+ -ing 构成,字面意思是“按时间来共享”。该词在20世纪60年代随多用户计算与操作系统的发展而流行,后来“按时间份额共享资源”的概念也被借用到其他领域(如度假房产的分时使用)。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Operating System Concepts(Silberschatz 等):讨论“time-sharing systems/分时系统”作为操作系统发展的关键阶段
  • The Mythical Man-Month(Frederick P. Brooks Jr.):在软件工程与系统背景中提及分时计算的历史语境
  • The Soul of a New Machine(Tracy Kidder):在描写计算机产业与系统演进时涉及分时与多用户计算环境
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