1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
| Options:
-a, --all 卸载所有文件系统,慎用
-A, --all-targets unmount all mountpoins for the given device in the current namespace
-c, --no-canonicalize don't canonicalize paths
-d, --detach-loop if mounted loop device, also free this loop device
--fake dry run; skip the umount(2) syscall
-f, --force 强制卸载,可用于NFS挂载异常时使用
-i, --internal-only don't call the umount.<type> helpers
-n, --no-mtab don't write to /etc/mtab
-l, --lazy detach the filesystem now, and cleanup all later
-O, --test-opts <list> limit the set of filesystems (use with -a)
-R, --recursive recursively unmount a target with all its children
-r, --read-only 如果卸载失败,则尝试重新以只读方式挂载
-t, --types <list> limit the set of filesystem types
-v, --verbose 显示详情
|