Jerry McAllister wrote: > On Tue, Jul 06, 2010 at 06:41:06PM +0800, Tang Jianwei wrote: > >> I tried to create some swap files in /dev directory for my desktop. >> the dd and mkswap were ok. but when I try to swapon it, i get this: >> >> # swapon /dev/myswap >> swapon: /dev/myswap: Invalid argument >> >> but when I mv the file to some other directory like /mnt or /, the >> swapon works. >> >> could sb. tell me why? Well, /dev is *not* a good place for anything but device files. > > /dev is not a real directory for data files. <snip> Um, er, what do you mean about it not being a "real" directory? mark -- When I hear about object oriented systems, I think of one that's been around for about 40 years: *Nix. Everything's a file, er, "object", and you pipe, er, message from one object to another....