There were big mistakes in this test, failing on a large number of settings, and even the NGINX tests were not as good as they ought to be in some aspects. This conducting Amir, Libby and I to join efforts on documenting better methodology for benchmarks, that we published under the Data Plane Benchmark project at https://github.com/dpbench/dpbench/ and later to the new test in this article: https://www.haproxy.com/blog/haproxy-forwards-over-2-million...
This was great and productive cooperation between engineers, despite working on different (and sometimes competing) projects, resulting in more reliable methods for everyone in the end.