Many web hosting provider are looking for HA solution for the database backend they deliver to their customers.
Galera never became the perfect choice for these environment due to 2 factors:
- no DBA really manage the databases
- Galera runs database changes in Total Order Isolation
What does that really mean ? In fact, when you are a website hosting provider, you host the website (apache, nginx) on vhosts and you share a database server in which every customer has access to their own schema for their website.[Read more]