V2EX cronjob

Cronjob

释义 Definition

cronjob(常写作 cron job):在类 Unix 系统中由 cron 定时服务按预设时间规则自动运行的任务/作业(例如每天备份、定时发送邮件、周期性清理日志等)。也可泛指“定时任务”。

发音 Pronunciation (IPA)

/krn db/

例句 Examples

I set up a cronjob to back up the database every night.
我设置了一个 cronjob 来在每晚备份数据库。

To prevent the disk from filling up, the engineer configured a cronjob that archives logs, checks errors, and sends a weekly report to the team.
为避免磁盘被占满,工程师配置了一个 cronjob:归档日志、检查错误,并每周向团队发送一次报告。

词源 Etymology

cron 来自希腊语 Chronos(时间之神)的名字,指“与时间相关的定时机制”;job 是“工作/任务”。合在一起就是“由 cron 按时间表执行的任务”。(有时写成两词 cron job 更常见。)

相关词 Related Words

文学作品中的用例 Literary Works

“cronjob/cron job”更常见于技术文档与工程写作,而非传统文学作品。较常被引用的书籍/资料包括:

  • UNIX Power Tools(Shelley Powers 等)
  • Linux Server Hacks(Rob Flickenger)
  • The Linux Command Line(William Shotts)
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