https://www.digitalocean.com/community/tutorials/how-to-install-and-configure-redis-on-ubuntu-16-04
apt update
apt install -y tcl build-essential pkg-config libssl-dev
wget http://download.redis.io/releases/redis-6.2.4.tar.gz
tar xzf redis-6.2.4.tar.gz
cd redis-6.2.4