# modprobe overlay
# modprobe br_netfilter
[ ... required Sysctl parameters ... ]
# cat > /etc/sysctl.d/99-kubernetes-cri.conf <<EOF
net.bridge.bridge-nf-call-iptables  = 1
net.ipv4.ip_forward                 = 1
net.bridge.bridge-nf-call-ip6tables = 1
EOF
# sysctl --system
[ ... Preconditions ... ]
# apt-get update
# apt-get install software-properties-common
# add-apt-repository ppa:projectatomic/ppa
# apt-get update
[ ... Install CRI-O ... ]
# apt-get install cri-o-1.13