The configuration file /etc/fstab contains the necessary information to automate the process of mounting partitions.
You would normally have to reboot your Linux system, after editing this file.
There is a simple way which will remount all the partitions from your
/etc/fstab file without restarting the system.
Run the following command as root:
# mount -a
This simple command causes all filesystems mentioned in
/etc/fstab to be remounted, except the partitions with