/scenarios/social-media

read amplification · hot partitions

You inherit Hum: a social feed that already has users, and only ever gets more. Every write fans out to thousands of reads, and on the worst nights the whole country lands on one thread at the same second. Keep it fast, keep it cheap, and keep it alive as the load climbs week over week.

what kills you

a social feed, and ten nights when the whole country looks at one thread

teaches

read amplification · hot partitions

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