How to make the kernel small, smaller, smallest?
jpb at sixshooter.v6.thrupoint.net
Thu Apr 24 10:37:23 PDT 2003
* Rodrigo Readi <scire at web.de> [2003-04-24 13:19]:
> Thanks for your answers to my previous posting. Manuels's Article about
> minibsd contains indeed a lot of interesting matters, but it is
> unfortunately not for my purpose: I want a minimal FreeBSD in one, at
> most two, floppies that allows me to start an Xserver over a
> NFS. PicoBSD is more for my purposes, thanks Bruce for your notes.
For a diskless X server article see:
Or, since you already have a working network, perhaps you would be better off
booting over the network- see Alfred Perlsteins PXE boot article at:
> Now I have a new question: how to build a very small kernel? Today I
> threw a lot away from the GENERIG config file, but inspite of it, it
> compiled a lot of functions (modules?) that dont seem usefull to
> me. At the end I had a little more than 2MB, gzipped a half of it. I
> put it in my bootfloppy with the loader, and booted from it, the
> machine asked for a device with the root directory, and I put a floppy
> with sh, init and getty, but it hang (perhaps I forgot login). Then I
> tried with oinit of picobsd, but the process died (error "signal
> 6"). Am I doing something wrong?
> Thanks, Rodrigo.
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