Originally Posted by
beachboy1966
The times I've travelled in 9L the mini-cabin and premium economy have been full, so perhaps that affects how busy the 2nd gallery is. It's been the HEL-SIN route, it may be Asian based crews are noiser than EU crews

YMMV. i'm writing this from 9L onboard AY 131. The flight is almost full and all seats in J are taken. I fell asleep right after dinner and didn't hear a thing from the second galley until now (less than two hours of flight time remaining).