linux基础命令面试常用
1.查询磁盘容量:df -h
[root@localhost ~]# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/sda1 46G 29G 15G 67% /
tmpfs 1001M 520M 481M 52% /dev/shm
Filesystem Size Used Avail Use% Mounted on
/dev/sda1 46G 29G 15G 67% /
tmpfs 1001M 520M 481M 52% /dev/shm