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SubjectRe: [Lhms-devel] [RFC:PATCH(000/003)] Memory add to onlined node. (ver. 2)
>> - if the node is already online.-  If the node is offline, 
>> (It means new node is comming!) then the memory will belongs
>> to node 0 yet.
>
> What is the long term plan to address this? Can you make sure
> that the new node is always brought online before you get to
> this code? Or will you have to bring the node online in the
> middle of the memory hot-add code?
>
> Presumably there is a similar issue with hot add cpu.
>

Yes, cpu hot add has the same issue. It's really a performance issue,
not a functional one so you haven't seen people beating down the doors
to fix it.

Technically there isn't anything but manpower standing in the way of
doing it. But it is a good amount of work for the little it gains.

-Joel
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