On Tue, Nov 14, 2017 at 11:03:30AM -0700, Blair Bethwaite wrote: > On 14 November 2017 at 10:56, Daniel P. Berrange <berrange@xxxxxxxxxx> wrote: > > Oh well THP usage inside the guest is then not really anything todo with > > virt, just a regular Linux questions, so not sure libvirt is the best > > place to ask. > > True, I just hoped you or one of the other devs might have some > insight on reclaim behaviour that would provide a clue. I guess I'll > try a linux list. > > Any comment on this (which is virt related): > (1) a related and possibly dumb question: in the case of a > high-performance KVM where the guest is hugepage backed and pinned in > host memory anyway, why do we still have a table based resolution for > guest physical to host virtual address translation - couldn't this > just be done by offset? I don't know enough about KVM memory management to answer that. You probably need to ask on the KVM mailing list to get the expert answer. Regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :| _______________________________________________ libvirt-users mailing list libvirt-users@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvirt-users
