find . -name 'error.dat' -exec echo {} ; -exec tail -1 {} ; >> errors.txt; find . -name 'convergence.dat' -exec echo {} ; -exec tail -1 {} ; >> convergence.txt;
watch -t "find . -name 'error.dat' -exec "echo -n {}" ; -exec "tail -1 {}" ; | cut -c1-130 | sort" watch -t "find . -name 'convergence.dat' -exec "echo -n {}" ; -exec "tail -1 {}" ; | cut -c1-100 | sort"