SuperMicro i7 (UP) - very slow performance

Steven Hartland killing at
Fri Sep 24 18:31:20 UTC 2010

---- Original Message ----- 
From: "Bryce" <bryce at>

> Yay!  I have solved the problem....
> I got a new BIOS from SuperMicro support, and it has resolved the
> performance issues I was seeing.  I also no longer have to disable
> Legacy USB.
> Here's the new & improved times for buildworld && buildkernel (with -
> j12). 19 minutes for world and kernel (with all modules) is not bad at all!

That's one hell of a bios bug! Unable to disable USB on SuperMicro
systems with IPMI support is standard as you do and you loose all
remote access if you do as it runs via USB. Found that one out the
hard way ;-)


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