---
title: "Discussion on \"A Developer's Guide to Kafka (Part 4): Leaders, Followers, and the Single Source of Truth\" | Hashnode"
description: "Discussion on \"A Developer's Guide to Kafka (Part 4): Leaders, Followers, and the Single Source of Truth\". In Part 3, we evolved our architecture from a single log into a Distributed Log. By using partitioning and replication, we spread our data across a cluster of commodity servers, multiplying throughput"
url: "https://hashnode.com/posts/a-developer-s-guide-to-kafka-part-4-leaders-followers-and-the-single-source-of-truth/6a2c16ab4a99a07e07abf893"
---

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# [A Developer's Guide to Kafka (Part 4): Leaders, Followers, and the Single Source of Truth](https://mahmoudreda.hashnode.dev/a-developer-s-guide-to-kafka-part-4-leaders-followers-and-the-single-source-of-truth?utm_source=hashnode&utm_medium=feed)

In Part 3, we evolved our architecture from a single log into a Distributed Log. By using partitioning and replication, we spread our data across a cluster of commodity servers, multiplying throughput

Jun 12 · 6 min read · mahmoudreda.hashnode.dev  
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## Written by

[Mahmoud Reda](https://hashnode.com/@Mahmoud02)

@Mahmoud02

  
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Programming

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