MySQL 8.0.20 Group Replication Overview and Practical Guide
This article introduces MySQL 8.0.20 Group Replication, covering single‑master and multi‑master modes, monitoring, failover procedures, abnormal recovery, flow control, performance testing, encountered issues, and limitations, and provides a downloadable PDF with detailed documentation hosted on Baidu Cloud.
Author: Over 5 years of DBA experience in the financial industry, low‑key and technically inquisitive.
The document, based on MySQL 8.0.20, provides a comprehensive overview of MySQL Group Replication (MGR), including single‑master and multi‑master architectures, monitoring methods, procedures for switching between masters, abnormal recovery techniques, flow control mechanisms, performance benchmarking, common issues encountered, and the inherent limitations of MGR.
A PDF version of the material has been uploaded to Baidu Cloud. The download link is https://pan.baidu.com/s/1nXcX5EwJGyzDMx4F3bfSBw with extraction code qa5l .
Signed-in readers can open the original source through BestHub's protected redirect.
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