Comment # 6 on bug 930893 from Arvin Schnell

(In reply to Tom���� Chv��tal from comment #4)
> KDE and Gnome both warn user about low disk states. They can't know how much
> one aditional snapper snapshot will consume.

Creating one additional snapshot takes about 4kB. Writing data to the
filesystem,
e.g. with zypper up, uses the space.

> We simply need better defaults and snapper logic that actually stops
> snapshotting when it sees that there is no disk space. I don't see any way
> how DE could protect user from what snapper decides to do.

Snapper cannot protect users from what the rest of the tools do.

Otherwise see my thoughts here:
https://bugzilla.suse.com/show_bug.cgi?id=931571#c15