On Wed, Nov 3, 2010 at 2:47 PM, Keith Roberts <keith at karsites.net> wrote: > I have run one full test and got no errors on the memory > module. Is it worth keeping it running overnight, just to > see if temperature changes will afect the test? I had a system that started crashing randomly. I ran memtest overnight (about 10 hrs) but it did not report any errors. Next time I extended the run to 18 hrs or so and finally saw errors. Replacing the RAM solved the crash problem. So, I would recommend running memtest for one full day. Akemi