On Thu, 21 May 2015 13:09:13 +0200, Nils Kassube wrote: >> /tmp nowadays usually is also a tmpfs > >Really? You could run df -t tmpfs to list all tmpfs directories. There's no need for an entry in fstab, this is only required if you e.g. want that tmpfs is larger than half of the available RAM. https://en.wikipedia.org/wiki/Tmpfs#Linux