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Hybrid Fan-Out (Push and Pull)

Push new items into followers' timelines at write time, except for accounts with huge followings, whose posts are pulled and merged at read time.

fan-outnews-feedtimelineredisbuilding-block

Shared by System Design AIOfficial

Outline of the design layout

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

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