Performance debugging: from 1.3X slower to 48X faster than Apache Kafka
alexgallego.org
alexgallego.org
tl;dr point in time sorting kills performance, and performance coding depends upon do boring micro-optimizations that you wouldn't think / expect.
We had similar experience when we worked to get our system 25X faster than Redis:
https://github.com/amark/gun/wiki/100000-ops-sec-in-IE6-on-2...