Using Amazon ECS with Spot Instances is probably one of the best ways to run my workloads on AWS.
By using Spot Instances, I can save 50–90% on Amazon EC2 instances.
The actual Spot Instance Advisor website states:The average frequency of interruption across all Regions and instance types is less than 5%.
Spot FleetsWith Spot Instances, I place a single request for a specific instance in a specific Availability Zone.
Containers can be pulled down in seconds, making them an excellent fit for Spot Instances, where containers might move around during an interruption.