Personally, I don't bother with Mover Tuning plugin. If you set things up correctly mover will do the job well enough on its own.   Mover is intended for idle time. Default is once per day in the middle of the night. Usually making it run more often won't really help anything. The general rule is to not write more to cache at one time than cache can hold. It is impossible to move from fast cache to slower array as fast as you can write to cache.   One thing you might consider