The host has more sources that contribute to the kernel entropy pool: network and block IO are more than any individual VM. Keep in mind, though, that just acc

The host has more sources that contribute to the kernel entropy pool: network and block IO are more than any individual VM. Keep in mind, though, that just accessing /dev/urandom in the guest won't need too much input from the host. However, having a hwrng is obviously the preferred option where there is need for a lot of entropy.