Kafka’s bread and butter is real-time data streaming, but like any complex system, it can run into performance issues. These problems often sneak up as your cluster scales, leading to bottlenecks, slowdowns, or even crashes if left unchecked. The good news? Most of these issues are fixable with the right diagnosis and a few tweaks. In this blog, we’ll look at some of the most common Kafka performance issues and provide practical solutions to get things running smoothly again.