SRE changes a single HAProxy config, Breaks the Backend and he troubleshoots it like a champ
Let us go through an absolutely fantastic article and journey of how a single change in HAProxy config drove this SRE into a frenzy to find out what went wrong. A fantastic read. https://about.gitlab.com/blog/2021/01/14/this-sre-attempted-to-roll-out-an-haproxy-change/?utm_medium=social&utm_source=linkedin&utm_campaign=blog