安装
ncdu 可以在绝大多数 posix 兼容的系统中运行,几乎在所有的知名 Unix、Linux 系统中可用。
macOS:
## Homebrew
#/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
brew install ncdu
FreeBSD:
pkg install ncdu
Ubuntu:
sudo apt install ncdu
CentOS:
## Add EPEL repo
#yum -y install epel-release
yum install ncdu
命令用法
ncdu <options> <directory>
查看当前目录磁盘使用,直接:
ncdu
# 按 Q 键退出
查看指定目录磁盘使用:
ncdu / #根目录,全盘
ncdu /home
# 按 Q 键退出
命令帮助:
ncdu -h
ncdu <options> <directory>
-h,--help This help message
-q Quiet mode, refresh interval 2 seconds
-v,-V,--version Print version
-x Same filesystem
-e Enable extended information
-r Read only
-o FILE Export scanned directory to FILE
-f FILE Import scanned directory from FILE
-0,-1,-2 UI to use when scanning (0=none,2=full ncurses)
--si Use base 10 (SI) prefixes instead of base 2
--exclude PATTERN Exclude files that match PATTERN
-X, --exclude-from FILE Exclude files that match any pattern in FILE
-L, --follow-symlinks Follow symbolic links (excluding directories)
--exclude-caches Exclude directories containing CACHEDIR.TAG
--confirm-quit Confirm quitting ncdu
--color SCHEME Set color scheme (off/dark)
彩色显示:
ncdu --color dark # off/dark,默认 off
ncdu --color dark /home
详细帮助请查看:man ncdu
ncdu 用法
进入 ncdu 后:
按 ?调出帮助对话框,按 1 显示快捷键(默认),按 2 显示格式说明,按 3 显示版本信息
常用快捷键:
n :按文件名进行排序(再按为切换升降序)
s :按文件大小进行排序(默认,再按为切换升降序)
r :重新计算大小
g :显示百分比
d: 删除
按 q 退出。
┌───ncdu help─────────────────1:Keys───2:Format───3:About──┐
│ │
│ up, k Move cursor up │
│ down, j Move cursor down │
│ right/enter Open selected directory │
│ left, <, h Open parent directory │
│ n Sort by name (ascending/descending) │
│ s Sort by size (ascending/descending) │
│ C Sort by items (ascending/descending) │
│ d Delete selected file or directory │
│ t Toggle dirs before files when sorting │
│ g Show percentage and/or graph │
│ -- more -- │
│ Press q to close │
└──────────────────────────────────────────────────────────┘