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1 #将设备挂载到目录
2 [root@wen mnt]# mount /dev/cdrom /mnt
3 mount: block device /dev/sr0 is write-protected, mounting read-only
4 mount: /dev/sr0 already mounted or /mnt busy
5 mount: according to mtab, /dev/sr0 is already mounted on /mnt
6 #查看挂载情况
7 [root@wen mnt]# df -h
8 Filesystem Size Used Avail Use% Mounted on
9 /dev/sda2 8.6G 2.3G 5.9G 29% /
10 tmpfs 491M 0 491M 0% /dev/shm
11 /dev/sda1 190M 36M 145M 20% /boot
12 /dev/sr0 3.7G 3.7G 0 100% /mnt
13 #查看设备挂载内容
14 [root@wen mnt]# cd /mnt/
15 [root@wen mnt]# ls
16 CentOS_BuildTag RELEASE-NOTES-en-US.html TRANS.TBL
17 EFI RPM-GPG-KEY-CentOS-6 images
18 EULA RPM-GPG-KEY-CentOS-Debug-6 isolinux
19 GPL RPM-GPG-KEY-CentOS-Security-6 repodata
20 Packages RPM-GPG-KEY-CentOS-Testing-6
21
22 #有人可能会问我的系统盘没有挂载，怎么还能访问呀。是因为文件在开机的时候帮你自动挂载了，看下面的UUID
23 [root@wen mnt]# cat /etc/fstab
24
25 #
26 # /etc/fstab
27 # Created by anaconda on Wed Aug 30 05:44:57 2017
28 #
29 # Accessible filesystems, by reference, are maintained under '/dev/disk'
30 # See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info
31 #
32 UUID=9cdba9f6-6cdd-4db0-9733-a8d13ffeced0 / ext4 defaults 1 1
33 UUID=33512319-2a0e-425a-a38b-8369ffe6644f /boot ext4 defaults 1 2
34 UUID=8e555db5-2819-4483-baf5-f59c15495e29 swap swap defaults 0 0
35 tmpfs /dev/shm tmpfs defaults 0 0
36 devpts /dev/pts devpts gid=5,mode=620 0 0
37 sysfs /sys sysfs defaults 0 0
38 proc /proc proc defaults 0 0
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