Big Data Technology & Architecture

Sep 2, 2021 · Big Data

Understanding Network Flow Control and Flink's Backpressure Mechanisms

This article explains the concepts and background of network flow control, compares static rate limiting with dynamic feedback backpressure, describes TCP's sliding‑window mechanism, and details how Flink implements both TCP‑based and credit‑based backpressure to handle mismatched upstream‑downstream speeds in streaming applications.