I love rattling through various one-liners trying to find the answer to the question I'm looking for. I almost had by first-ever successful use of -a, but not quite. perldoc perlrun is your friend. :) j ps -ef | perl -nae 'print "$F[8]\n"' | more ps -ef | perl -pe 's/.*\d+:\d\d //;' | sort | uniq -c | more ps -ef | perl -ne '/.*\d+:\d\d (.*?) /; print "$1\n"' | sort | uniq -c | more