df -Th 查看磁盤空間情況
root@ian:~# df -Th
Filesystem Type Size Used Avail Use% Mounted on
...
/dev/sda ext4 315G 231G 69G 77% /
...
df | grep 磁盤使用百分比
root@ian:~# df /dev/*da|grep -o -P [0-9]+%
77%
du -sh disk usage:磁盤空間[目錄/文件]使用情況
root@ian:~# du -sh /*
16M /bin
...
135G /data
91G /var
...
目錄佔用磁盤情況
root@ian:/data# du
8788140 ./events/2019/03
295620 ./events/2019/03/11
807700 ./events/2019/03/10
...
21469196 ./events/2019/02
838240 ./events/2019/02/27
...
root@ian:/data# du -sh ./events/2019/02
21G ./events/2019/02