I had the same problem (there's a github issue about this: https://github.com/canonical/microk8s/issues/2186 https://github.com/canonical/microk8s/issues/2186).

I had the same problem (there's a github issue about this: https://github.com/canonical/microk8s/issues/2186 https://github.com/canonical/microk8s/issues/2186). I swapped to k3s and the usage was half of what microk8s used.