FYI, I just came along this article at Packet Storm and wanted to share it with you quickly. Actually, I never heard about this “Tor-ramdisk” project yet.
http://packetstormsecurity.com/files/125650/Tor-ramdisk-i686-UClibc-based-Linux-Distribution-x86-20140309.html
http://opensource.dyc.edu/tor-ramdisk