[rescue] Multi-processor support in OpenBSD 3.2 on Sun4m?

Frank Van Damme frank.vandamme at student.kuleuven.ac.be
Mon Feb 17 16:35:59 CST 2003


On Monday 17 February 2003 22:49, Ido Dubrawsky wrote:
> Okay,
>
> I can't seem to find too much info on this on the OpenBSD site but does
> OpenBSD support multiple processors on Sun4m architectures?  I found a
> reference on the SPARC page saying that OpenBSD will not boot sometimes on
> some machines with multiple processors and that the extra CPUs must be
> removed.
> I just installed OpenBSD 3.2 on a SPARC 10 (dual SM81) ( and ran into
> problems during the install which I had to solve), but I can't seem to be
> able to determine if the kernel is utilizing both processors.  Do I need to
> build a custom kernel which supports multi-processors? Or does the BSD
> kernel not support that on this architecture (which I find hard to
> believe)?

I thought that Openbsd does not support multiprocessing at all, which is 
indeed a pity on a sparc. If it does, it's very experimental. You'd be better 
off running linux (note: I don't know anything about other netbsds multi-cpu 
capabilities).

-- 
Frank Van Damme
http://www.openstandaarden.be


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