Amazon EC2 Spot Instances let you run flexible, fault-tolerant, or stateless applications in the AWS Cloud at up to a 90% discount from On-Demand prices. Spot instances are regular EC2 capacity that can be reclaimed by AWS with a 2-minute notification called the Interruption Notification. Applications that are able to gracefully handle this notification and respond by check pointing or draining work can leverage Spot for deeply discounted compute resources! In addition to Interruption...