Grub-booting memtest86 on x86 hardware
It is trivial to set things up so you are able to select memtest86 as a boot option in GRUB: Download the latest memtest source from http://www.memtest86.com. Extract and follow the instructions in the README that comes with it to compile. Copy the resulting memtest.bin to /boot and edit /etc/grub.conf to have the following 3…