Linux命令之mount
1.mount介绍
linux命令mount是用来挂载linux系统外的文件
2.mount用法
mount [参数] device dir
mount常用参数
参数 说明
-a 将/etc/fstab中定义的所有档案系统挂上
-t 指定档案系统的类型，通常不必指定，mount会自动选择正确的类型
-V 显示版本信息
-v 显示挂载信息
3.实例
3.1.将/etc/fstab中定义的所有档案系统挂上
命令：
mount -a
[root@centos79-3 ~]# mount -a
[root@centos79-3 ~]# echo $?
0
[root@centos79-3 ~]#
3.2.指定档案系统的类型，通常不必指定，mount会自动选择正确的类型
命令：
mount -t iso9660 /dev/cdrom /mnt
[root@centos79-3 ~]# mount -t iso9660 /dev/cdrom /mnt
mount: /dev/sr0 is write-protected, mounting read-only
[root@centos79-3 ~]#
3.3.查看mount版本信息
命令：
mount -V
[root@centos79-3 ~]# mount -V
mount from util-linux 2.23.2 (libmount 2.23.0: selinux, debug, assert)
[root@centos79-3 ~]#
3.4.显示文件系统挂载信息
命令：
mount -v
[root@centos79-3 ~]# mount -v
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
devtmpfs on /dev type devtmpfs (rw,nosuid,size=2001076k,nr_inodes=500269,mode=755)
securityfs on /sys/kernel/security type securityfs (rw,nosuid,nodev,noexec,relatime)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev)
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
tmpfs on /run type tmpfs (rw,nosuid,nodev,mode=755)
tmpfs on /sys/fs/cgroup type tmpfs (ro,nosuid,nodev,noexec,mode=755)
cgroup on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,xattr,release_agent=/usr/lib/systemd/systemd-cgroups-agent,name=systemd)
pstore on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset)
cgroup on /sys/fs/cgroup/devices type cgroup (rw,nosuid,nodev,noexec,relatime,devices)
cgroup on /sys/fs/cgroup/blkio type cgroup (rw,nosuid,nodev,noexec,relatime,blkio)
cgroup on /sys/fs/cgroup/perf_event type cgroup (rw,nosuid,nodev,noexec,relatime,perf_event)
cgroup on /sys/fs/cgroup/memory type cgroup (rw,nosuid,nodev,noexec,relatime,memory)
cgroup on /sys/fs/cgroup/pids type cgroup (rw,nosuid,nodev,noexec,relatime,pids)
cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,freezer)
cgroup on /sys/fs/cgroup/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,cpuacct,cpu)
cgroup on /sys/fs/cgroup/net_cls,net_prio type cgroup (rw,nosuid,nodev,noexec,relatime,net_prio,net_cls)
cgroup on /sys/fs/cgroup/hugetlb type cgroup (rw,nosuid,nodev,noexec,relatime,hugetlb)
configfs on /sys/kernel/config type configfs (rw,relatime)
/dev/mapper/centos-root on / type xfs (rw,relatime,attr2,inode64,noquota)
hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime)
mqueue on /dev/mqueue type mqueue (rw,relatime)
debugfs on /sys/kernel/debug type debugfs (rw,relatime)
systemd-1 on /proc/sys/fs/binfmt_misc type autofs (rw,relatime,fd=32,pgrp=1,timeout=0,minproto=5,maxproto=5,direct,pipe_ino=14499)
fusectl on /sys/fs/fuse/connections type fusectl (rw,relatime)
/dev/sda1 on /boot type xfs (rw,relatime,attr2,inode64,noquota)
/dev/mapper/centos-home on /home type xfs (rw,relatime,attr2,inode64,noquota)
tmpfs on /run/user/0 type tmpfs (rw,nosuid,nodev,relatime,size=402616k,mode=700)
/dev/sr0 on /mnt type iso9660 (ro,relatime)
[root@centos79-3 ~]#
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原文链接：https://blog.csdn.net/z19861216/article/details/131395433
