Scan: scrub repaired 0 in 0 days 16:31:46 with 0 errors on Sun Oct 7 18:31:47 2018
I'm not a ZFS expert and would appreciate any kind of details/information, shared experiences, knowledge, etc about this!
So to get a better idea of the reasons, pro and contra, I was starting to research. After a short conversation in the FreeNAS Facebook group I read that it is not the best idea turning AutoTune on.