2Morrow Web Server Monitor - Monitors critical systems on your web servers
This easy-to-use program monitors critical systems on your IIS web servers and diagnoses problems in real time.
The visual nature of the application makes it easy to spot problem areas at a glance. You can customize your severity colors and levels, play sound files when severity levels are reached, and launch programs.
WSM graphically displays data movement, disk I/O sub-systems, paging files, cache and memory information, and processes.