Step scaling

- [Instructor] With Step Scaling, … after a scaling activity started, … the policy continues to respond to additional alarms … even while a scaling activity … or health check replacement is in progress. … Step Scaling allows you to add one … or more step adjustments that enable you to scale … based on the size of the alarm breach. … I'm here at the Auto Scaling groups configuration page. … As you can see, we have two instances running … with a desired capacity of two, … minimum of one, and maximum of three. … Under the Scaling Policies tab, … I removed the simple scaling policies we configured earlier. … To add a Step Scaling policy, we'll click on Add Policy … and then click on Create a scaling policy with steps. … Let's first name this policy. … We'll call it as Step Scale Out. … Next, we'll select the alarm … that we configured earlier called CPU more that 80. … We'll take the action to add one instance … when the CPUUtilization is more than 80%, … or, in other words, 80 is less than the CPUUtilization. …