Re: Growisofs input cache (get away from dd?)

[David Weisgerber <david.weisgerber@cs.tum.edu>]

> > The problem with growisofs is, that it does not seem to use the file
> > system buffers. That means already burning 3 DVDs at once is too much for
> > my system.
>
> I would asume that growisofs cannot easily turn off the filesystem
> buffering, but is there a buffer inside growisofs?

I found out, that growisofs uses the option O_DIRECT when opening files. Does 
somebody know why this option is used? It seems to me totally useless when 
reading ISO files...

http://www.ukuug.org/events/linux2001/papers/html/AArcangeli-o_direct.html

Best regards,
David