mikechen

Aug 6, 2025 · Big Data

How to Diagnose and Fix Kafka Message Backlog in High‑Concurrency Environments

In high‑concurrency systems, Kafka message backlog occurs when producers outpace consumers, leading to unprocessed messages that threaten stability and real‑time performance, and this article explains the root causes and provides practical producer‑side and consumer‑side optimization techniques to resolve the issue.