Operating Systemsintermediate1 min read

Daemon

N/A

守护进程

Daemon · N/A · 守护进程 · DEE-mun · background service · system service · Operating Systems · services · linux · backgroundOperating Systemsbackground service system service

/DEE-mun/

Also known as: background service, system service

Last updated August 8, 2026

Definition

A daemon is a long-running background process that provides system services — web serving, scheduling, logging — usually without a direct user interface.

Real-World Example

A print spooler daemon waits in the background and sends jobs to the printer when you click Print.

References

discuss://translation · public

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