$ echo "(defclass foo () ())" | time sbcl This is SBCL 1.2.3.debian, an implementation of ANSI Common Lisp. ... * # * 0.00user 0.00system 0:00.00elapsed 140%CPU (0avgtext+0avgdata 32360maxresident)k 0inputs+0outputs (0major+901minor)pagefaults 0swaps #### $ echo "package Foo; use Moose;" | time perl 0.13user 0.00system 0:00.13elapsed 100%CPU (0avgtext+0avgdata 19492maxresident)k 0inputs+0outputs (0major+3909minor)pagefaults 0swaps