{{warning box| You have to do the signal-event post-upgrade; signal-event reboot; or your mysql57 installation will remain in a definitive failed state. They are MANDATORY. }}
{{warning box| You have to do the signal-event post-upgrade; signal-event reboot; or your mysql57 installation will remain in a definitive failed state. They are MANDATORY. }}
{{warning box|Again, If you do not issue the previous two commands and try to start the service on your own you will end with a non functional mysql server, failed in the middle of its initialization with no way to return back except by deinstalling it all and manually remove all (absolutely all) created files by the failed initialization }}
{{warning box|Again, If you do not issue the previous two commands and try to start the service on your own you will end with a non functional mysql server, failed in the middle of its initialization with no way to return back except by deinstalling it all and manually remove all (absolutely all) created files by the failed initialization }}