MariaDB Galera & Nginx Load Balance

Question

Hello my server has only one cluster 2 GB of memory 2 GB swap all have the following versions:

cent 7 database >> Maria DB 10.5 >> INODB NGINX PHP 7.4 - FPM Redis Varnish NGINX FastCGI

I have 1 main server and two more VPS I want to do a Load Balance NGINX And a Galera with MariaDB

What are the basic settings in this case? When one falls, the other takes over?

Answer 1

an example of a wish post configuration Getting a very bad performance with galera as compared to a standalone mariaDB server

I'm starting basically the same settings let's exchange information for this post.