Twelve failure modes with the mechanism behind each. Number seven is probably in your repository right now. Number twelve I would rather not have written.
Why DNS breaks things out of proportion to its size, with real dig output read line by line, plus the four commands I run to prove it is not DNS.
0,0 is three kilometres of open water in the Gulf of Guinea and the busiest coordinate on Earth. Why zero and nothing keep collapsing into each other.
A support query that took 13.8 seconds, a report that timed out at 300, and a fix that turned out to be statistics rather than an index. Real plans, Postgres 18.2.
Our gateway returned 502 for forty three minutes because of a regex I would have approved too. Full timeline, the pattern, and the dashboard that lied to me.
You've read everything.