Archive | May, 2004

System Performance

31 May

init q – reloads /etc/inittab
telinit 3 – go to runlevel 3
runleve – display current and previous runlevel
pgrep – grep for a PID by process name
lsof – list open files
fuser – find processes using a file or socket
fuser -m /var – list all processes with files open on /var
watch – runs the program every 2seconds