Sleep in the hostel after 40: what I wanted to know before

I booked a private room in the hostel in Porto thinking of having sociality without sacrificing sleep. The property was great, but the bar on the ground floor kept music until late and almost all activities began after 22. For the next trip I look for a hostel also suitable for those who want to have breakfast early, talk to other travellers and then sleep. What signals in reviews distinguish a place Social from a party hostel masked? I am interested in a comparison based on recent experiences: indicated travel pe…