disk space inspection

gistfile1.txt

sudo find / -maxdepth 3 -print0 | xargs -0  sudo du -csh | grep 'G   ' | tee /tmp/du

sudo bash -c 'rm -rf $HOME/../*/Library/Application\ Support/MobileSync/Backup'
sudo bash -c 'rm -rf $HOME/../*/Library/Arq'
sudo bash -c 'rm -rf $HOME/../*/Library/Application\ Support/IDriveforMac'
sudo bash -c 'rm -rf $HOME/../*/Library/Caches/*'
sudo bash -c 'rm -rf $HOME/../*/.rvm'
sudo bash -c 'rm -rf $HOME/../*/var/tmp'
sudo bash -c 'rm -rf $HOME/../*/.Trash/*'  # dotfiles are not deleted

sudo bash -c 'find /Users | ruby -rjson -lpe "\$_ = {\$_ => File.lstat(\$_).inspect[1:-2].scan(/(\w+)=([^,]+)/).to_h}.to_json rescue nil"' > /tmp/Users.lstat

cat /tmp/Users.lstat | ruby -rjson -e "puts \$stdin.each.map(&:chomp).map{|l| JSON.parse(l).values[0]['size'].to_i unless l.empty?}.compact.sum"



tar --null -T /tmp/diff.0 -cjf /tmp/diff.tar.bz2