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https://dev.mysql.com/doc/refman/8.4/en/group-replication-deploying-locally.html
In a setup with three different machines this would not be required. The most common way to deploy Group Replication is using multiple server instances, to provide high availability. It is also possible to deploy Group Replication locally, for ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-frequently-asked-questions.html
This type of setup, often called a “sharded cluster”, allows you to scale reads and writes linearly and without limit. What is the maximum number of MySQL servers in a group? A group can consist of maximum 9 servers. Attempting to add another ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-functions-for-member-actions.html
This setup means that when a group’s purpose is to provide a secondary backup to another group for disaster tolerance, you can ensure that the secondary group remains synchronized with the first. The following functions can be used to enable and ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-gtids.html
This can be useful if your setup allows for failover between groups, and you need to identify and discard transactions that were specific to the backup group. Group Replication uses GTIDs (global transaction identifiers) to track exactly which ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-member-actions.html
This setup means that when a group's is intended to provide a secondary backup to another group for disaster tolerance, you can ensure that the secondary group remains synchronized with the first. Group Replication has the ability to set actions ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-performance.html
You should only need to intervene manually in a Group Replication setup if something happens that the group cannot deal with automatically. Group Replication is designed to create fault-tolerant systems with built-in failure detection and automated ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-system-variables.html
This can be useful if your setup allows for failover between groups, and you need to identify and discard transactions that were specific to the backup group. This section lists the system variables that are specific to the Group Replication plugin. The name of each Group Replication system variable is prefixed with ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-upgrade.html
This section explains how to upgrade a Group Replication setup. The basic process of upgrading members of a group is the same as upgrading stand-alone instances, see Chapter 3, Upgrading MySQL for the actual process of doing upgrade and types ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication.html
Section 20.3, “Requirements and Limitations” explains architecture and setup requirements and limitations for Group Replication. This chapter explains Group Replication in MySQL 8.4, and how to install, configure and monitor groups. MySQL Group ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-benchmarking.html
Since changing the default storage engine only affects newly created tables, run your application installation and setup steps to confirm that everything installs properly, then exercise the application features to make sure the data loading, ... If ...