Fiasco.OC on amd64 Opteron 6000

Adam Lackorzynski adam at
Sat Mar 12 21:28:25 CET 2011


On Fri Mar 11, 2011 at 15:46:57 -0800, Daniel Waddington wrote:
> I'm trying to run Fiasco.OC amd64 build on an Opteron 6100
> magny-cours series (4-way-SMP, 12-cores-per-chip).  When it boots it
> is as if the scheduling interrupt on the local APIC is not getting
> set up correctly.  It also warns about some errata.  It does boot
> with MP disabled, and RTC for the scheduling - not much use on a
> 48-core machine though ;-)

Thanks for testing this. Could you send me the complete boot-up output
(via PM) so I could have a look? Could you also try limit the number of
CPUs to 2 and 12 in the config to see if that changes something in the

Adam                 adam at

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