Keep-alive to upstreams is now default in NGINX 1.29.7

Before version 1.29.7, NGINX used HTTP/1.0 by default for connecting to HTTP upstream servers. This older version of the protocol does not have the capability of HTTP persistent connections, commonly known as “keep-alive.” Keep-alive reduces the number of handshakes, reduces latency, and reduces time to first byte for most regular web applications. In order to […]