Log Levels: Yes, they are at max.
AutoSync: Have not tried that, will do. Edit: Tried, does not change anything. Aborted in the middle of the harden.
Huge sequence/farmware: This is a recursive sequence set which travels over the garden in a snake-like pattern (home, y min…max, x++, y max…min, x++, y min…max, …) and runs the plant detection farmware at every spot over the garden. So yes, the initiated sequence is long-running, but the farmware is not.
One other thing I noticed is that disk usage raises by about 5%-10% each time the sequence is initiated and I already had to factory reset because of a full disk .
The connection is currently WiFi (on a Ubiquity AP with disabled legacy 2.4GHz support to avoid ripple protection issues). Connection quality is good and stable: