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Vertical scalability

Vertical ScalabilityΒΆ

  • Vertical scalability means increasing the size of the instance
  • For example, your application runs on a t2.micro
  • Scaling that application vertically means running it on a t2.large
  • Vertical scalability is very common for non distributed systems, such as databases.
  • AWS RDS, ElastiCache are services that can scale vertically.
  • There's usually a limit to how much you can vertically scale ([[hardware limit]])