Ross S. W. Walker wrote: > It would be great if there were a simple machine that you could plug > a bunch of dimms of varying types into and it will perform high-speed > tests on them continuously and flag ones that show an error. > > Then you could test all memory modules thoroughly before putting them > into production servers (or any server for that matter). > and DIMMs could pass that hardware tester and still fail in a production server due to differences in timing, capacitive/inductive signal load, etc. especially sensitive are systems that use dual bank interleaving on a single memory bus. actually, said machines DO exist, known as ATE (Automatic Test Equipment) but they cost $1M's