On 2014-10-09 17:48, Leonidas Spyropoulos wrote: > Can you share your my.cnf and a few information on your databases you > host on the mariadb server? The my.cnf is just the default one from the repo, I have enabled "skip-network". My setup is not that big. I host 5 wordpress sites and one piwik instance on it. There are daily about 50 visitors maximum. Apache is most of the time in idle state and -- as I mentioned before -- even disabling apache does not fix the cpu usage of mariadb. Stefan