sudo chmod -R 777 /
Edit: don't do this, it will allow everyone and everything to read and modify all files of all mounted filesystems, this includes your personal files, system wide passwords, config files, everything and might break the whole system as not all files are meant to have these permissions, e.g. mapped hardware settings or your ssh key store.
sudo
comes with immense power, do not, under any circumstances, enter commands you found on the internet without an intense look about what they do and what their implications could be. Never sudo
or doas
, etc., without a strong and valid reason.
Because of excessive RAM I symlink
~/.cache
to/tmp
. Additionally installingzramswap
helps for this scenario.Benefits are faster access, automatc purging between reboots and no wear to the NMVe drive.
Yes, this is a single user scenario.