[Beowulf] Nvidia K20 + Supermicro mobo

Prentice Bisbal prentice.bisbal at rutgers.edu
Fri Jul 19 10:44:10 PDT 2013


On 07/17/2013 05:32 PM, Mikhail Kuzminsky wrote:
>   Adam DeConinck <ajdecon at ajdecon.org> wrote :
>
>> I've seen similar messages on CentOS when the Nouveau drivers are
>> loaded and a Tesla K20 is installed. You should make sure that nouveau
>> is blacklisted so the kernel won't load it.
>>
>> Note that it hasn't always been enough for me to have nouveau listed
>> in /etc/modprobe.d/blacklist; sometimes I've had to actually put
>> "rdblacklist=nouveau" on the kernel line.
> nouveau driver loading is suppressed via /etc/modprobe.d .
> lsmod don't show the presence of nouveau module; therefore I hope that rdblacklist as kernel parameter is not necessary
It's been a year or two since I dealt with this issue, but I'm pretty 
sure that suppressing the nouveau driver in /etc/modprobe.d is NOT 
adequate and you will need to add it to your kernel args.

Prentice


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