Re: [PATCH 0/8] KVM updates for 2.6.20-rc2

* Avi Kivity <avi@xxxxxxxxxxxx> wrote:

> Talking about the scheduler (and to the scheduler's author :), it 
> would be nice to hook the migration weight algorithm too.  kvm guests 
> are considerably more expensive to migrate, at least on intel.

what do you mean precisely, and where does the cost come from? To me it 
seems the cost of loading/saving a VMX context on Intel is the biggest 
cost, and that's roughly the same cost for VM exits/enters, regardless 
of what the scheduler does. What am i missing?

        Ingo

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