On Tue, Jul 05, 2022, Paolo Bonzini wrote: > That said: Peter, Sean, Google uses or used postcopy extensively on GCE > (https://dl.acm.org/doi/pdf/10.1145/3296975.3186415). If it doesn't use it > on x86, do you have any insights on why? We still use postcopy, but we don't use async #PF. Async #PF is disabled (mostly?) because the x86 implementation was such a mess prior to switching to IRQ-based delivery and AFAIK we haven't re-evaluated it since that update. _______________________________________________ kvmarm mailing list kvmarm@xxxxxxxxxxxxxxxxxxxxx https://lists.cs.columbia.edu/mailman/listinfo/kvmarm