V

VirtIO
- virtualization standard for network and disk device drivers where just the guest's device driver “knows” it is running in a virtual environment, and cooperates with the hypervisor.
- an Open Source technology, maintained by project https://libvirt.org
- different, but architecturally similar to, Xen paravirtualized device drivers
- historically used for GCE VMs network interfaces, progressively displaced by gVNIC
VM = Compute Engine instance
VM Instance = Compute Engine instance
VPC = Virtual Private Cloud
- A secure, individual, private cloud-computing model hosted within a public cloud
- Supports the same activities as an ordinary private cloud
- Is hosted remotely by a public cloud provider
- Combines the convenience of the public cloud with the data isolation of private cloud computing
- See Peering
VPC Peering: a way to connect VPCs together