[Lustre-discuss] Dedicated MGS?

[Klaus Steden]

On 11/21/07 12:05 PM, "Nathan Rutman" <Nathan.Rutman at Sun.COM>did etch on
stone tablets:

> Klaus Steden wrote:
>> Is it possible to update the MGS information on the fly after the file
>> system has been created?
>> 
>> I've recently added another network to my Lustre configuration, and I can't
>> mount it from this new network (which didn't exist when the file system was
>> created).
>> 
>>   
> No.  You need to modify modprobe.conf networks, so that the nodes see
> all their new nids,
> and then run  tunefs.lustre --writeconf on the MDTs

Aha, light goes on.

Is this explained more fully in the Lustre docs? I would like to update my
file system without damaging it. (I know, I know, I'm demanding like that
... ;-)

Klaus