my-df.sh

my-df() {
df -h                                    |
  awk '$NF != "/" && NR > 1 {print $NF}' |
  xargs -I{} echo --exclude {}           |
  sudo xargs du / -h                     \
    --exclude /sys                       \
    --exclude /proc                      |
  tee du.out                             |
  sort -h                                |
  less
}