Kubeadm k8s cluster setup, Internet use is flannel, nginx is within the cluster, with nodeip, then forward with iptables, in front of the 80443 port forwarding to the inside of the cluster nginx,
Nginx configuration file configuration in SVC and then to the backend application, now, is the difference between the application configuration in k8s cluster, pressure test TPS (400) and the corresponding time is very poor, application configuration in the cluster (cluster found a server configuration application) TPS (600) and the corresponding time good,
The diagram below: