Well I did exactly what I'd done 3 months ago and found a faulty RAM chip this time My guess is that back then the chip was still functioning some of the time, and happened to be fine just when I was doing the tests. This time I found it fairly easily with a systematic approach. -- “Don't eat anything you've ever seen advertised on TV” - Michael Pollan, author of "In Defense of Food" _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos