On 02/01/2013 12:08 PM, James wrote: > Hi, > > Could anyone provide (or point me to) information on how KSM merging > behaves when performing live migrations? Does libvirt perform any > special work to trigger KSM scanning of the migrated pages? That's probably a question better asked to the qemu folks; the most libvirt would be able to do is pass a command line argument to qemu that says whether qemu will enable or disable merging, but it is the qemu process where the guest memory resides that would even need merging. -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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