Actually it can be sign that a hard drive might be about to die is running abnormally hot. I've actually had that happen as well. Hard drive was literally running too hot to touch it, and then next day it started clicking. And another had two identical drives, one drive was running noticeably hotter, and eventually it did start giving read errors.
The People's Guide
to Android in the People's Republic.
Honorary Grand Poobah Shenzhen University English Corner.
There are nine million bicycles in Beijing.
There are nine million Androids in Shenzhen.