Scenarios & trade-offsEasySDE-1

Users report random 502 errors from your load balancer, about 1% of requests, mostly during deploys and sometimes at quiet times. The application logs show no errors. What could be wrong?

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FlipkartMakeMyTripZomato

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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