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====== A ======

  * Andromeda: the GCP software-defined network virtualization stack
    * https://cloud.google.com/blog/products/networking/google-cloud-networking-in-depth-how-andromeda-2-2-enables-high-throughput-vms?hl=en (2019: v2.2)
    * https://cloud.google.com/blog/products/gcp/andromeda-2-1-reduces-gcps-intra-zone-latency-by-40-percent?hl=en (2017: v2.1)
  * [[wp>Anycast]] IP address:
    * An [[wp>IP]] address that is used by multiple devices in multiple locations. Routing determines the "nearest" device to which to route any datagram based on geographic/availability considerations.
    * Simplifies [[wp>DNS]] setup by only requiring a single IP for a complete distributed application.
    * GCP uses those for the Global HTTP load balancer
  * AppEngine: a [[wp>PaaS]] GCP service focused on simplicity of web backend development. Compare [[gcp:f|Firebase]]
  * Autoscaling: GCE ability to add or remove VM instances depending on the load sustained by an app, and balance traffic between them
  * Availability: a measurement of uptime 
    * Can be achieved through fault tolerance