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Scenarios & trade-offsHardSDE-3

Every day at 10:00 AM, traffic to your train booking system jumps 50x within one minute as Tatkal opens, and seats sell out in minutes. Last week the site crashed. How do you prepare the system for this daily spike?

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Think first

Answer out loud as you would in the room — clarify, give numbers, name the trade-off — then compare with the model answer.

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Design Tatkal train booking (IRCTC) Lesson: Concurrency, backpressure and load shedding

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