Working With Spot Instances
First you need to raise a request to the AWS for the no.of instances required, type of instance and availability zone where you want instance to be configured. AWS approves and allocates the instance if there is any instance available with required configurations immediately or AWS will take some time till the your configurations are going to match.
How To Create Spot Instance In Aws-Ec2 In Aws Latest Wizards?
Spot instances are available at up to 90% discount because when instances are not used then the instance available in spot instance at a cheaper rate so that people can utilize. it. When the demand increases then amazon sent a notification your spot instance will disappear after two minutes. We can use it for temporary work if our data losses it will not affect us. AWS always recommended not using spot instances for your important work.