> so qemu exposes multiple processors to the guest os by having multiple
> vCPUs. and it realizes the multiple vCPUs by either using RR on a
> single host cpu (qemu ) or using multiple host cpus (kvm).

  yes.

Regards,
chenwj

-- 
Wei-Ren Chen (陳韋任)
Computer Systems Lab, Institute of Information Science,
Academia Sinica, Taiwan (R.O.C.)
Tel:886-2-2788-3799 #1667

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