When I had 4 GB of RAM installed the 64 bit version of
Winows 7 took 12 minutes to complete the mdsched memory
diagnostic. I recently upgraded to 8 GB, and the diagnostic
still takes 12 minutes. I think that means it is only
testing the first 4 GB.
It would be poor practice to only test half of the memory
that the system actually uses, to not state that only half
of it is being tested, and then give the system a clean bill
of health. Is the diagnostic really ignoring half of the
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