After reading a blog post about MySQL Tuning scripts I thought about the possibility of a fully Automatic MySQL Tuner. This is how it would work: A daemon which would connect to your database server and then fetch status variables, just like mysqltuner and such. Then the daemon could decide that a parameter would need to be adjusted and then run "SET GLOBAL …" and write a /etc/mysql/autotuner.cf file which should be included in your my.cnf. It should have a min/max setting for each option and some thresholds. Why? Not everyone is a DBA It's could better than the default settings is most cases. Luckily many defaults are updated in 5.6. You're not using my-huge.cf, are you? It could help when there are changing workloads It might be sufficient for a developer environment MySQL might be embedded in a 'virtual appliance' which can be deployed on may different kinds of hardware. Why not? The risk of it taking a wrong decision is too high It migh...