john <j...@jdm.myzen.co.uk> wrote:

>On Mon, 19 Nov 2012 20:15:24 +0000
>john <j...@jdm.myzen.co.uk> wrote:
>
>> Hi Gentoo.
>> 
>> I have recently got a FX8350 and all is going very well.
>> After a week of using I have had no issues and then realised I had
>not
>> set man number of cpus in kernel config. 
>> 
>> This was set to 6. So as FX8350 is an eight core beast. I decided to
>> set to 8.
>> 
>> Upon reboot the boot hangs at 
>> 
>> waiting for uevents to be processed.
>> 
>> This hangs for 60 seconds and then starts spitting out the following
>> 
>> timeout killing /sbin/modprobe -bv xcpu_vendor 0002 + lots of 4 long
>> numbers. Sorry, I cannot trap these as they fly by.
>> 
>> in a continous loop. 
>> 
>> Reset required.
>> 
>> Booting from old kernel is still ok (6 cores set).
>> 
>> Looking in /proc/cpuinfo there are only 6 cores.
>> 
>> I can boot ok from Windows which shows 8 cores and I have also
>updated
>> BIOS to latest version.
>> 
>> Any ideas
>> 
>> Is there any way to detect or test that I using 8 cores?
>> 
>
>Have tried booting from Arch linux which boots fine and shows 8 cores
>in /proc/cpuinfo
>
>I must be missing a kernel config option somewhere but do not
>understand why a simple change from 6 to 8 cpus should make a
>difference.

John.

Have you tried comparing the kernel config between your kernel and the one arch 
linux uses?

--
Joost
-- 
Sent from my Android phone with K-9 Mail. Please excuse my brevity.

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