sudo mkdir -p /efs
sudo chmod -R ugo+rwx /efs
ls -ld /efs
sudo vi /etc/fstab
fs-face524e.efs.us-east-1.amazonaws.com:/ /efs nfs4 rw,intr,hard,_netdev,nfsvers=4.1,rsize=1048576,wsize=1048576,hard,timeo=600,retrans=2,noresvport
sudo mount -a
sudo reboot now
chmod -R 777 /efs is not safer
chmod -R ugo+rwx /efs is safer - Does not override SETUID AND SETGID BITS - Just Appends permissions
https://unix.stackexchange.com/questions/296675/is-chmod-r-ugorwx-safer-than-chmod-r-777
cd / && sudo umount /efs && sudo mv /efs /fileshare && sudo chmod ugo+w /fileshare && cat /etc/fstab
sudo sed -i 's+/efs+/fileshare+g' /etc/fstab
sudo mount -a && sudo reboot now
ls -l /fileshare
df -h
ls -l /fileshare ; df -h
ls -l /fileshare && df -h
umount /efs
sudo mv /efs /fileshare
sudo chmod ugo+w /fileshare
sudo vi /etc/fstab
sudo reboot now
https://www.cyberciti.biz/faq/how-to-use-sed-to-find-and-replace-text-in-files-in-linux-unix-shell/
sudo sed 's/efs/fileshare/g' /etc/fstab //Replace content and its temporary
sudo sed 's+/efs+/fileshare+g' /etc/fstab // Change Delimiter
sudo sed -i 's+/efs+/fileshare+g' /etc/fstab //-i save changes to file/stream
sudo sed -e '/fs-face524e/s/fileshare/helloooo/' /etc/fstab //Replace only if lines contain specific string "fs-face524e"
