How to unmount NFS network file system using umount?

To uninstall the NFS network file system, the umount command can be used. Below is the basic usage of the umount command:

umount [选项] 挂载点

For example, to uninstall the NFS mount point named /mnt/nfs_share, you can use the following command:

umount /mnt/nfs_share

Before running the umount command, make sure no processes are using the NFS mount point to prevent data loss or filesystem corruption. You can use the lsof command to check which processes are using the mount point and try to close them before executing the umount command.

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