From: utzoo!henry Newsgroups: hacknews Title: disk crisis, du(1) Article-I.D.: utzoo.2745 Posted: Wed Jan 12 20:42:50 1983 Received: Wed Jan 12 20:42:50 1983 We are very short of disk space on /zoo, so cleanup messages are going out. Also, du(1) has acquired a new option: -o permits measuring disk usage of files "older" than a specific time (not accessed since then).