Synology WARNINGS
Although the Synology is a superbe box (mainly because it allows us full control), there are some miss-habits. You'll probably find this page when it's to late, but hey.. maybe there is something you haven't walked into and it saves you a day...
ROOT fs will be wiped during DSM upgrade
I have lost 10's of hours of nice scripting, because I had put them in /root. Found the explanation here.