From the course: AWS: Cost and Performance Optimization

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EC2 Spot Instances

EC2 Spot Instances - Amazon Web Services (AWS) Tutorial

From the course: AWS: Cost and Performance Optimization

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EC2 Spot Instances

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- (Instructor) While on-demand pricing for EC2 instances, is an excellent choice for applications with unpredictable workloads, spot instances are a cost-effective choice if your applications are flexible about when they can run and if they can be interrupted. A spot instance is an unused EC2 instance available for less than the on-demand pricing, allowing you to lower your Amazon EC2 costs significantly. They use the same underlying hardware as on-demand instances and are best suited for fault-tolerant, flexible workloads. Examples include applications that perform data analysis bat jobs, background processing, and optional tasks. To use spot instances, you start by creating a spot instance request which includes the maximum price that you're willing to pay per hour per instance. It also includes other information such as target capacity, instance type, availability zone, security groups, key pair name, tags, et cetera. The…

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