1. BELARC ADVISOR

Find with google.com I suggest you run this one and print it out.

2. EVEREST
http://www.lavalys.com/products/whatsnew.php?pid=3&lang=en

Deeper information if we don't find what we need to know in item 1.

-> A common lockup issue is simply age related. The desktops push air through the case and heatsinks. Lint and dustballs collect, the parts get too warm and the machine locks up. You can imagine how many might reload the OS.

Bob