系统与进程CLI Manual
$top
Display real-time Linux processes and system resource utilization.
命令语法POSIX Standard
top [OPTIONS]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
`top` is the built-in dynamic process viewer for Unix systems. It displays real-time CPU load averages, memory/swap usage, task states, and a continuously updated list of top resource-consuming processes sorted by CPU or RAM.
常用参数与选项说明
| Flag / Option | Description |
|---|---|
| -b | Batch mode for sending output to files or scripts. |
| -n [iter] | Exit after the specified number of refresh iterations. |
| -u [user] | Monitor only processes owned by the specified user. |
实际生产案例与代码范例
相关 Linux 常用命令
$ps系统与进程
报告当前操作系统中正在运行的活动进程状态快照。
$htop系统与进程
Interactive process viewer with colorful CPU meters and mouse support.
$kill系统与进程
Send termination or control signals to processes by PID.
$free磁盘与存储
Display total amount of free and used physical memory and swap.
$whoami系统与进程
Print the effective username associated with the current shell session.
$date系统与进程
Display or set system date and time.