开机自动挂载：

每一列对应的分别是：

• 挂载：设备名/UUID/卷标Lable

• 挂载点：

• 挂载文件系统：ext4/xfs

• 挂载的权限：默认

• 0：是否dump，1表示每天开机备份文件系统，0表示不备份

• 0：是否开机自检，0表示不检测，1代表先检测，其他代表后检测

echo "/dev/vdb1 /home ext4 defaults 0 0" >> /etc/fstab

echo "/dev/mapper/centos_bogon-home /home xfs defaults 0 0" >> /etc/fstab

image.png

查看自动挂载文件配置

[root@ansible-node03 ~]# cat /etc/fstab 

#

# /etc/fstab

# Created by anaconda on Fri Nov 16 10:40:57 2018

#

# 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/centos_bogon-root /                       xfs     defaults        0 0
UUID=e65c7d0f-e9ad-447c-8bd1-f149d34a3853 /boot                   xfs     defaults        0 0
UUID=E383-A8AC          /boot/efi               vfat    umask=0077,shortname=winnt 0 0
/dev/mapper/centos_bogon-swap swap                    swap    defaults        0 0
/dev/mapper/centos_bogon-home /home xfs defaults 0 0

可用df -Th查看挂载信息

[root@ansible-node03 ~]# df -Th
Filesystem                    Type      Size  Used Avail Use% Mounted on
/dev/mapper/centos_bogon-root xfs        50G   30G   20G  60% /
devtmpfs                      devtmpfs  7.7G     0  7.7G   0% /dev
tmpfs                         tmpfs     7.7G  4.0K  7.7G   1% /dev/shm
tmpfs                         tmpfs     7.7G  490M  7.3G   7% /run
tmpfs                         tmpfs     7.7G     0  7.7G   0% /sys/fs/cgroup
/dev/sda3                     xfs      1014M  135M  880M  14% /boot
/dev/sda2                     vfat      200M  9.8M  191M   5% /boot/efi
/dev/mapper/centos_bogon-home xfs       872G   64G  809G   8% /home
tmpfs                         tmpfs     1.6G     0  1.6G   0% /run/user/0