Comment by Bnjoroge

vz limits how much you can control the guest memory(doesnt expose a way to do free-page-reporting), has pretty terrible dis/virtiofs performance, and i've had issue with high host cpu usage. that said, iirc colima can switch to a krunkit backend so it can avoid most of these. ymmv but on benchmarks vz was 2-5x worse on a bunch of different ops