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https://dev.mysql.com/doc/refman/8.0/en/group-replication-cloning.html
If the remote cloning procedure takes a long time, in releases before MySQL 8.0.22, it is possible for the set of certification information that accumulates for the group during that time to become too large to transmit to the joining member. If you ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-configuring-consistency-guarantees.html
Although the Transaction Synchronization Points section explains that conceptually there are two synchronization points from which you can choose: on read or on write, these terms were a simplification and the terms used in Group Replication are: ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-configuring-instances.html
This section explains the configuration settings required for MySQL Server instances that you want to use for Group Replication. Storage Engines Replication Framework Group Replication Settings Storage Engines For Group Replication, data must be ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-connection-security.html
From MySQL 8.0.27, Group Replication can secure group communication connections between members by one of the following methods: Using its own implementation of the security protocols, including TLS/SSL and the use of an allowlist for incoming ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-deploying-instances.html
The first step is to deploy at least three instances of MySQL Server, this procedure demonstrates using multiple hosts for the instances, named s1, s2, and s3. It is assumed that MySQL Server is installed on each host (see Chapter 2, Installing ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-enterprise-backup.html
MySQL Enterprise Backup is a commercially-licensed backup utility for MySQL Server, available with MySQL Enterprise Edition. This section explains how to back up and subsequently restore a Group Replication member using MySQL Enterprise Backup. The ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-frequently-asked-questions.html
See Section 19.2.4.1, “The Relay Log” for a recovery procedure in this situation. What is the maximum number of MySQL servers in a group? A group can consist of maximum 9 servers. Attempting to add another server to a group with 9 members causes ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-launching.html
If your data dictionary was initialized using an earlier version you must perform the MySQL upgrade procedure (see Chapter 3, Upgrading MySQL). It is first necessary to ensure that the Group Replication plugin is installed on server s1. If you used ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-network-partitioning.html
Warning This procedure uses group_replication_force_members and should be considered a last resort remedy. The group needs to achieve consensus whenever a change that needs to be replicated happens. This is the case for regular transactions but is ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-plugin-architecture.html
The recovery component manages distributed recovery, and is responsible for getting a server that is joining the group up to date by selecting the donor, managing the catch up procedure and reacting to donor failures. MySQL Group Replication is a ...