zlib-ng vs zlib in NGINX: Benchmark and Methodology

by Danila Vershinin, October 3, 2026

How we benchmarked zlib-ng against stock zlib the way NGINX really uses it: chunked streaming harness, ab end-to-end runs, x86_64 and aarch64 numbers, the gzip_http_version trap, and why level 1 users should switch to level 2.