Update Kernel: https://www.ostechnix.com/linux-kernel-4-7-released-install-centos-7-ubuntu-16-04/

rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
rpm -Uvh http://www.elrepo.org/elrepo-release-7.0-2.el7.elrepo.noarch.rpm
yum --enablerepo=elrepo-kernel install kernel-ml

AWS Images

aws ec2 describe-images --owner 410186602215 \
| jq '.Images[] | {CreationDate,ImageId,Name}' -c -r

Install vim8

curl -s https://copr.fedorainfracloud.org/coprs/mcepl/vim8/repo/epel-7/mcepl-vim8-epel-7.repo > /etc/yum.repos.d/mcepl-vim8-epel-7.repo
curl -s https://copr-be.cloud.fedoraproject.org/results/mcepl/vim8/pubkey.gpg | gpg --import
yum install vim-common vim-minimal vim-enhanced

Disable ipv6

sudo sed -i 's/^IPV6INIT=yes/IPV6INIT=no/' /etc/sysconfig/network-scripts/ifcfg-enp4s0