V2EX scheduler

Scheduler

释义 Definition

“Scheduler”指“调度器;排程程序”。常见于计算机领域:负责按一定规则分配资源与安排执行顺序,例如操作系统的进程/线程调度器,或应用中的任务调度器(定时运行某些工作)。

发音 Pronunciation (IPA)

/skedulr/(美式常见)
/edjul/(英式常见)

例句 Examples

The scheduler runs this job every night at midnight.
调度器会在每天午夜运行这个任务。

In a busy system, the scheduler decides which process gets the CPU next to keep things responsive and fair.
在繁忙的系统中,调度器会决定下一个由哪个进程获得 CPU,以尽量保持系统响应迅速且相对公平。

词源 Etymology

来自 schedule(时间表、安排)+ 后缀 -er(表示“做某事的人/物”)。Schedule 源自中古法语 cedule/schedule,再上溯到拉丁语 schedula(“小纸条、清单”),因此 scheduler 字面意思就是“负责安排时间表/执行计划的东西(或人)”。

相关词 Related Words

文学与著名作品中的用例 Literary & Notable Works

  • Operating System Concepts(Silberschatz, Galvin, Gagne):多处讨论 CPU scheduler / scheduler 的概念与策略。
  • Modern Operating Systems(Andrew S. Tanenbaum):讲解进程与线程调度时频繁使用 scheduler
  • The Art of Unix Programming(Eric S. Raymond):涉及任务调度、系统工具时会出现 scheduler(语境偏技术写作)。
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