in this directory:
pip install .
--> follow installing instruction of systemd
to put /tmp in RAM: in file /etc/fstab if not "tmpfs /tmp" exist, add:
tmpfs /tmp tmpfs defaults,size=4g 0 0
it will put /tmp in RAM, with a maximun of 4 go usable (use only what it need)
to make changes effectives:
sudo mount -a
lswf scan add-path-to-avoid "~/will/not/be/scanned"
this will avoid the folder in your HOME/will/not/be/scanned
lswf scan
lswf show
lswf ram
lswf ram --out