http://blogs.technet.com/b/drey/archive/2010/08/13/winsat-exe-update-disk-performance.aspxabout a month ago i shared a tip about running winsat from the command line.  here’s some more detail and results from various systems i have available. figure 1: this is from a traditional laptop hard drive figure 2:  this is from a computeren-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)