topmonitor, I found one of the biggest resource hogs was
So, I turned it off. I kept it from starting up automatically at
gdmthe Gnome Desktop Manager? Indeed it is. If I turned it off, I wouldn't be able to log on to the computer, right? Well, it only affects graphical logins.
Now I start off with a command-line prompt, after which I bring up graphical mode with
startx. Performance improvement? You bet!
However, turning off
gdmalso does have the unfortunate side-effect of disabling automount of USB devices and CD-ROM drives. I still keep
gdmhandy in case I need to.
One other thing: by default,
startxbrings up Gnome, but I prefer working within Openbox. I also had to create an
.xsessionfile within my home directory. Only one line is needed there:
Man, I really need to get a new computer.