On Fri, 12 May 2006 22:22:02 +0800 Wei Shen (WS) wrote: WS> I tried, but I also add "-l log" as you have suggested - so it should be WS> -n8. Forgive me ^_^. WS> WS> Thanks, but why not put an interpretation to the fiasco-ux website. We're not going to add one because it's already there. At http://os.inf.tu-dresden.de/fiasco/ux/using.shtml there is some text saying: n tasknumber Allows the specified task number to perform native system calls and call directly into the Linux host kernel using int 0x80. This is useful for hybrid Linux/L4 programs. If you think that is not good enough, you are of course welcome to suggest a better description. - Udo -- Dipl.-Inf. Udo Steinberg Technische Universität Dresden http://os.inf.tu-dresden.de/~us15 Institute for System Architecture Tel: +49 351 463 38401 D-01062 Dresden Fax: +49 351 463 38284