LATEST · INFRA18 AUG 2026 · 14 MIN
Cold starts are lying to you
Two populations wearing the same p99, and one import statement holding the bag.A function that answers in 40 ms and a function that answers in 1.9 s are the same function. The difference lives somewhere your dashboard is not looking.
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EARLIER
allinfrapythongitwriting
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The import that cost me a weekend
A wheel built on a laptop is a promise the runtime never made.
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Reading a packfile by hand
Forty bytes of header and a lot of respect for delta chains.
OBSERVABILITY · 4 MIN
Everything I stopped monitoring
Sixty dashboards, four alarms, one honest graph.
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