系统与进程CLI Manual
$systemctl
Control and inspect the systemd system and service manager.
命令语法POSIX Standard
systemctl [OPTIONS] COMMAND [UNIT...]在交互式终端沙盒中实时运行
无需安装的客户端实时仿真环境。
bash — terminal
AST Sandbox (Free)
概述与工作原理
`systemctl` is the central management tool for controlling systemd services, daemons, timers, and system states (boot targets, reboots, shutdowns) on modern Linux distributions.
常用参数与选项说明
| Flag / Option | Description |
|---|---|
| status [service] | Check running status, memory, and recent log entries of a service. |
| start [service] | Start (activate) one or more service units. |
| stop [service] | Stop (deactivate) one or more service units. |
| restart [service] | Stop and then start the specified service. |
| enable [service] | Enable service to start automatically on system boot. |
实际生产案例与代码范例
#1Check status of nginx web server
systemctl status nginxInspects running state, PID, uptime, and recent journal logs for nginx.
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