System Design AI
Explore designs

Design preview

Design for Contention: Thousands Racing for the Same Item

Design for contention through a limited sneaker drop: row locks, conditional writes, expiring holds, fencing tokens, sagas and one writer per item: one-hour boards for junior, senior and staff, with the theory behind them.

patterncontentionconcurrencylockingflash-salesagasawsinterview-board

Shared by System Design AIOfficial

Outline of the design layout

Explore the complete design

Open the diagram and design notes, discuss trade-offs with the community, or make a private copy to build with Coach.

Checking your sign-in…