keepalive_requests 100000; is not a good setting for production environments.

[renwofa333]

Nginx documentation on keepalive_requests

Sets the maximum number of requests that can be served through one keep-alive connection. After the maximum number of requests are made, the connection is closed.

There are other discussions here: NGINX tuning for best performance

[zhengkunwang223]

We will review it and then modify the configuration accordingly.