Probably because it's trying to establish a network connection, and it might be running a networking setup that blocks until the network is up. Also, it's trying to run networking with the host so it can run things like the storage balloon driver and mounting the host filesystem.
Probably because it's trying to establish a network connection, and it might be running a networking setup that blocks until the network is up. Also, it's trying to run networking with the host so it can run things like the storage balloon driver and mounting the host filesystem.