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Real-time systems · Measurement
My load test had 1,000 players. None of them were late.
A load test that passed with 1,000 simulated players, the real room that broke anyway, and the decisions made in the ten minutes between.
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Real-time systems
SkillSwap had 700 users. Then I priced a message.
A social network built from zero on Firebase, a 10,000-line backend file, and the per-operation bill that stopped private messaging before the code did.
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Real-time systems
One Durable Object per room, and a rule that stranded a hall
One Durable Object per game room, no shared database, and the rule that stranded half a lecture hall the first time a real crowd used it.