> What is the BSD equivalent of trace on Solaris? ktrace(1) then kdump(1) on both 4.X and 5.X. truss(1) can be used too, but work in conjunction with /proc which is not mounted by default on 5.X due to security reasons. A work is in progress as it is a required feature for 5.3: http://www.freebsd.org/releases/5.3R/todo.html -- -jg.