Moo0 SystemMonitor lets you keep your eye on system resource usages of
your PC. It currently supports 36 kinds of information including CPU,
Memory, Network, and detailed HDD usages. Using this program, you may
discover what is limiting your system performance in each occasion.
"Moo0 SystemMonitor is a smart free program that shows what is going on
with your computer. The program uses a minimal amount of ressources, and
you can learn from it where your computer "hangs". You can see your
computer under many perspectives, and with the features you can diagnose
your computer. You can have as many features as you want open and have
them in the way that fits you best on the screen. I use Moo0
SystemMonitor every day."
Mirror 1: SystemMonitor 1.59 - Freeware Portable Version