Follow the steps below to install TeamCity 9.1.7 on CentOS 7.2 x64 with Nginx as the proxy for port 80.
Install Team City:
wget -c https://gist.githubusercontent.com/zouxuoz/6079f9153456423fd28c110d2fc9b035/raw/install.sh -O /tmp/teamcity-install.sh
sh /tmp/teamcity-install.sh