Sort du output in Human-readable format 

for i in $(echo -e 'G\nM\nK'); do du -hsx /* 2>/dev/null | grep '[0-9]'$i | sort -rn; done

April 14, 2012 — jasembo

Explanation

  • echo -e prints G for Gigabytes, M for Megabytes and K for Kilobytes in a line each.
  • 2>/dev/null send stderr to /dev/null
  • sort -rn sorts in reverse numerical order. Largest first
text-processing data-manipulation
sort echo for grep du

Alternative one-liners

Sort du output in Human-readable format 

for i in G M K; do du -hsx * | grep "[0-9]$i\b" | sort -nr; done 2>/dev/null

April 14, 2012 — bashoneliners