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Group Replication Causes Big Unused Memory in mysqld Process (Doc ID 2828076.1)

Last updated on SEPTEMBER 01, 2023

Applies to:

MySQL Server - Version 5.7 and later
Information in this document applies to any platform.


When using group replication, the resident memory (a.k.a. RSS) of mysqld grows several gigabytes bigger than usual. This document describes why such memory consumption occurs, and how to ease it.


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