https://awalia.dev/categories/kafka/Recent content in Kafka on Abhishek WaliaHugo -- gohugo.ioenAbhishek WaliaTue, 14 Apr 2026 00:00:00 +0000https://awalia.dev/blog/sizing-kafka-from-first-principles/Tue, 14 Apr 2026 00:00:00 +0000https://awalia.dev/blog/sizing-kafka-from-first-principles/<p>Most Kafka sizing advice is hand-wavy. &ldquo;Start with 3 brokers.&rdquo; &ldquo;Scale when you hit a bottleneck.&rdquo; &ldquo;Talk to your vendor.&rdquo; I have spent years on both ends of that conversation, as the engineer asking and the person being asked, and the answer is almost always some version of &ldquo;it depends, let&rsquo;s just see how it goes.&rdquo; That isn&rsquo;t sizing. Its the easiest way to say &ldquo;I don&rsquo;t know.&rdquo;.</p>