Katya Gorshkova – Medium

Katya Gorshkova

Why Kafka Consumers Sometimes Show Lag = 1 Forever

In some cases, your Kafka consumers may consistently show a lag of 1, even though they appear to be fully caught up. This behavior is…

Aug 3

Why Kafka Consumers Sometimes Show Lag = 1 Forever

Aug 3

Understanding Kafka KRaft: How Controllers and Brokers Talk in the Zookeeper-less World

With the latest versions of Apache Kafka, ZooKeeper is officially deprecated. In its place, Kafka now uses KRaft — a built-in consensus…

Apr 26

Understanding Kafka KRaft: How Controllers and Brokers Talk in the Zookeeper-less World

Apr 26

When Avro References Avro

This tutorial assumes the reader is already familiar with the Confluent Schema Registry and the Avro data format. If you’re not, consider…

Nov 25, 2024

Nov 25, 2024

Docker Compose for Running Kafka in Kraft Mode

Recently, I tried to find a Docker Compose file that would enable me to run Kafka in Kraft mode. Unfortunately, all the instructions I…

May 8, 2023

May 8, 2023

How does Schema Validation Work on Apache Kafka?

If you’re using the enterprise version of the Confluent platform, you have the option to enable schema validation on the broker side. It…

Mar 12, 2023

Mar 12, 2023

An Approach for Rewinding Kafka Consumers

Background

May 12, 2019

An Approach for Rewinding Kafka Consumers

May 12, 2019

Katya Gorshkova

Katya Gorshkova

Big Data Engineer, Machine Learning Enthusiast, Apache Kafka Lover. Author of Designing Kafka Systems book.

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