命令：df -h [root@125-227-249-184 /]# df -h Filesystem Size Used Avail Use% Mounted on /dev/mapper/VolGroup-lv_root 50G 2.3G 45G 5% /tmpfs 7.8G 14M 7.8G 1% /dev/shm /dev/sda1 477M 28M 425M 7% /boot /dev/mapper/VolGroup-lv_home 53G 52M 50G 1% /home /dev/sdb1 917G 14G 857G 2% /data
创建www目录
命令：mkdir /www
下载原来目录
命令：umount /data
挂载新目录
命令：mount /dev/sdb1 /www
查看是否成功挂载
[root@125-227-249-184 /]# df -h Filesystem Size Used Avail Use% Mounted on /dev/mapper/VolGroup-lv_root 50G 2.3G 45G 5% /tmpfs 7.8G 14M 7.8G 1% /dev/shm /dev/sda1 477M 28M 425M 7% /boot /dev/mapper/VolGroup-lv_home 53G 52M 50G 1% /home /dev/sdb1 917G 14G 857G 2% /www
设置开机启动
命令：echo '/dev/sdb1 /www ext4 defaults 0 0' >> /etc/fstab
检查情况
[root@125-227-249-184 /]# cat /etc/fstab # # /etc/fstab # Created by anaconda on Fri Dec 8 07:21:20 2017 # # Accessible filesystems, by reference, are maintained under '/dev/disk' # See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info # /dev/mapper/VolGroup-lv_root / ext4 defaults 1 1 UUID=7ffd29bd-6e23-4350-b344-507b6b2a43be /boot ext4 defaults 1 2 /dev/mapper/VolGroup-lv_home /home ext4 defaults 1 2 /dev/mapper/VolGroup-lv_swap swap swap defaults 0 0 tmpfs /dev/shm tmpfs defaults 0 0 devpts /dev/pts devpts gid=5,mode=620 0 0 sysfs /sys sysfs defaults 0 0 proc /proc proc defaults 0 0 /dev/sdb1 /www ext4 defaults 0 0