ps aux | xargs kill -9

Man, I looked at this too long, wondering who "9$$" is supposed to be and what a weirdo meme this is. Then I looked at the community this comes from and saw that it really is a weirdo meme.

64GB of RAM should be enough for anybody

Ruairidh Featherstonehaugh

ps -Flww -p -9
error: process ID out of range

Usage:
ps [options]

Try 'ps --help <simple|list|output|threads|misc|all>'
or 'ps --help <s|l|o|t|m|a>'
for additional help text.

For more details see ps(1)

Not sure what OP is trying to get me to do