A SysOps administrator is setting up a fleet of Amazon EC2 instances in an Auto Scaling group for an application. The fleet should have 50% CPU available at that times to accommodate bursts of traffic. The load will increase significantly between the hours of 09:00 and 17:00,7 days a week How should the SysOps administrator configure the scaling of the EC2 instances to meet these requirements?

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Bill Skadden · Accepted Answer

Create a target tracking scaling policy that runs when the CPU utilization is higher than 50%.Create a scheduled scaling policy that ensures that the fleet is available at 09:00 Create a second scheduled scaling policy that scales in the fleet at 17:00

Bill Skadden · Answer

Create a target tracking scaling policy that runs when the CPU utilization is higher than 90%

Bill Skadden · Answer

Set the Auto Scaling group to start with 2 instances by setting the desired instances maximum instances, and minimum instances to 2 Create a scheduled scaling policy that ensures that the fleet is available at 09:00

Bill Skadden · Answer

Create a scheduled scaling policy that ensures that the fleet is available at 09.00. Create a second scheduled scaling policy that scales in the fleet at 17:00

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