linux中查看挂载情况

mount

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=812844k,nr_inodes=203211,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)
sysfs on /sys/fs/cgroup type cgroup (rw,nosuid,nodev,noexec,relatime,cpu,cpuacct)
...

# 检查挂载选项
mount | grep /path/to/mountpoint

# 修复文件系统
sudo fsck /dev/sdXY

# 修改权限
sudo chmod -R 755 /path/to/mountpoint

# 创建挂载点目录
sudo mkdir /path/to/mountpoint

# 设置权限
sudo chmod 755 /path/to/mountpoint

# 挂载文件系统
sudo mount -t filesystemtype /dev/sdXY /path/to/mountpoint