MySQL- multi-instance configuration
1.1 MySQL instance-Multi-instance configuration 1.1.1 Overview of multiple instances
Multiple sets of background processes + threads + memory structure
Multiple ports, multiple profiles, multiple log files, multiple socket, multiple server_id
Multiple sets of data
# # PS: before installing multiple instances, make sure that the MySQL database is installed. Mysql installation reference: https://blog.51cto.com/zhuzhiwei/2140683
1.1.2 prepare multiple sets of configuration files
Mkdir-p / data/330 {7.. 9} #
