** EFS **

#!/bin/bashsudo yum install -y amazon-efs-utilssudo yum install -y nfs-utilssudo mkdir /efssudo mount -t efs fs-123456789:/ /efssleep 1sudo chmod 777 /efs

**New EFS **

##新版没有教学直接複製指令，只能从EC2 Configure Instance Details 中 Add File systems 会自动给User data，Fstab都帮你写好了，底下会有提示可以编辑，新增一句 ' - chmod 777 /mnt/efs/fs1/ '

#cloud-configpackage_update: truepackage_upgrade: trueruncmd:- yum install -y amazon-efs-utils- apt-get -y install amazon-efs-utils- yum install -y nfs-utils- apt-get -y install nfs-common- file_system_id_1=fs-e2865760- efs_mount_point_1=/mnt/efs/fs1- mkdir -p "${efs_mount_point_1}"- test -f "/sbin/mount.efs" && printf "\n${file_system_id_1}:/ ${efs_mount_point_1} efs tls,_netdev\n" >> /etc/fstab || printf "\n${file_system_id_1}.efs.us-east-1.amazonaws.com:/ ${efs_mount_point_1} nfs4 nfsvers=4.1,rsize=1048576,wsize=1048576,hard,timeo=600,retrans=2,noresvport,_netdev 0 0\n" >> /etc/fstab- test -f "/sbin/mount.efs" && printf "\n[client-info]\nsource=liw\n" >> /etc/amazon/efs/efs-utils.conf- mount -a -t efs,nfs4 defaults- chmod 777 /mnt/efs/fs1/

**Security Group **

##要附加选择 Default Security Group 不然会被Deny

check

df -h