Ravi Sir's Cards › AWS
Feed fan-out
This revision card explains Feed fan-out. It starts from the need that sync fan-out to millions stalls the write path. It describes thin FEED# pointers; celebs via Streams async. The how-to section notes small graph sync , then measure , then Streams for celebs. An example on the card is priya Nair keeps feed items thin pointers.
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What this card says
Why do we need it?
Sync fan-out to millions stalls the write path.
What is it?
Thin FEED# pointers; celebs via Streams async.
fan-out
How to do it
Small graph sync → measure → Streams for celebs.
Example
Priya Nair keeps feed items thin pointers.