Hi,

Process Explorer:
http://technet.microsoft.com/en-us/s.../bb896653.aspx

--
Best of Luck,

Rick Rogers, aka "Nutcase" - Microsoft MVP
http://mvp.support.microsoft.com/
Windows help - www.rickrogers.org

"John A Grandy" johnagrandy@g-mail-dot-com wrote in message
...
Vista Ultimate SP2
Toshiba Satellite x205-sli4

I need a tool that will tell me which processes are accessing the hard
disk.

My system is madly accessing the hard drive, even after reboot with no
foreground processes running, but Task Manager does not show any
significant CPU activity ( just dwm.exe , taskmgr.exe ).