Segment Storage

Rare Earth Juejin Tech Community

Apr 6, 2024 · Big Data

Deep Dive into Kafka’s Underlying Mechanisms: Sequential Writes, Sparse Indexing, Segment Storage, and Replication

This article explores Apache Kafka’s core storage architecture, explaining how sequential append‑only writes, sparse indexing, segmented log files, and a leader‑based replication mechanism together enable high‑throughput, reliable, and scalable event streaming for massive data workloads.