> > I am not sure if I understand why you appear to be opposed to
quoted text
> > enabling the hotremove function before all the issues related
> 
> I'm quite sceptical that it can be ever made to work in a useful
> way for real hardware (as opposed to an hypervisor para virtual setup
> for which this interface is not the right way -- it should be done
> in some specific driver instead) 
> And if it cannot be made to work then it will be a false promise
> to the user. They will see it and think it will work, but it will
> not.
> 
> This means I don't see a real use case for this feature.

I don't think its driver is almighty.
IIRC, balloon driver can be cause of fragmentation for 24-7 system.

In addition, I have heard that memory hotplug would be useful for reducing
of power consumption of DIMM.

I have to admit that memory hotplug has many issues, but I would like to
solve them step by step.


Thanks.
-- 
Yasunori Goto 


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