The 37-minute Tuesday: anatomy of a cascading failure
A retry storm, a shared connection pool, and the graph everyone screenshotted. What actually happened.
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Software, dissected weekly. Postmortems, protocol archaeology and the occasional strongly-held opinion about databases.
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Fresh from the terminal
Your database index is a phone book, and other lies
The B-tree analogy everyone learns conceals the three behaviours that actually bite in production.
NTP: the protocol quietly holding up your alibi
Distributed systems agree on almost nothing — except, mostly, the time. Here's the 40-year-old reason.
postmortemsdatabasesprotocolsperformanceunix-historyopinions™
components/Button.tsxbash
1curl -s https://hexline.dev/subscribe \2 -d email=you@example.com3# → 200 OK. one email, thursdays.4# → no tracking pixels. we checked ours. twice.“Every outage is a documentary about assumptions.”
