To scale out is the process of selling off portions of the total held shares while the price increases. To scale out (or scaling out) means to get out of a position (e.g., to sell) in increments as the price climbs.

What is scale in and scale out in cloud?

Primarily, there are two ways to scale in the cloud: horizontally or vertically. When you scale horizontally, you are scaling out or in, which refers to the number of provisioned resources. When you scale vertically, it’s often called scaling up or down, which refers to the power and capacity of an individual resource.

What is scale up and scale out in AWS?

Scaling out is adding more equivalently functional components in parallel to spread out a load. This would be going from two load-balanced web server instances to three instances. Scaling up, in contrast, is making a component larger or faster to handle a greater load.