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write diffusion

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Tencent Cloud Developer
Tencent Cloud Developer
Nov 21, 2024 · Backend Development

Design and Architecture of Feed Stream Systems

The article surveys feed‑stream systems—from their RSS roots to modern social‑media timelines—explaining classifications, core terminology, and a high‑performance architecture that uses Redis ZSET inboxes, write‑ and read‑diffusion, soft‑delete consistency, and last‑id pagination to handle massive real‑time writes, big‑V fan‑out, and efficient publishing and reading.

Message QueueRedisbackend architecture
0 likes · 21 min read
Design and Architecture of Feed Stream Systems
Tencent Cloud Developer
Tencent Cloud Developer
Aug 10, 2021 · Backend Development

Backend Storage Design for Timeline Feed Streams: Read Diffusion, Write Diffusion, and Hybrid Approaches

Backend storage for timeline feeds can use read‑diffusion (pull), write‑diffusion (push), or a hybrid mix, each with trade‑offs in read/write load, scalability, and storage, while pagination should rely on last_id and snapshots for state‑driven ordering such as live‑streaming feeds.

Live StreamingRead Diffusionarchitecture
0 likes · 17 min read
Backend Storage Design for Timeline Feed Streams: Read Diffusion, Write Diffusion, and Hybrid Approaches