Comment # 62 on bug 1165780 from Karl Mistelberger

(In reply to Franck Bui from comment #59)
>  2. since btrfsmaintenance-refresh.service is not supposed to be run at boot
>     the unit file should have an [Install] section. Not sure if this was
>     fixed...

Should read "the unit file should have NO [Install] section. This is fixed in
latest Tumbleweed.

> ... btrfsmaintenance.path should be enabled only for SLE and disabled for openSUSE distros...

Great. Documentation should address Btrfs maintenance toolbox properly.
Currently coverage is pretty poor.