Although this may seem quite the opposite of what many scientists(and any one else who works with incompetent machines) have been saying for years, it is apparently true.

Brendan Gregg of Sun’s Fishworks lab has posted a video to YouTube showing that taking the dominate role to your disks can, if expressed with sufficient volume in front of a rack full of disks, can cause a spike in disk latency.

Via Slashdot