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A lot of people don't realize that Reserved Instnaces don't show up on your monthly invoice. So once every 3 years you're hit by a large bill for RI renewal.
by cobookman 8y ago
A lot of people don't realize that Reserved Instnaces don't show up on your monthly invoice. So once every 3 years you're hit by a large bill for RI renewal.
- neuronflux 8y agoYou can choose how to setup your billing for reserved instances. > You can choose to pay for your Reserved Instance upfront, partially upfront, or monthly source: https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/concepts-reserved-instances-application.html https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/concepts...
- cobookman 8y agoYou get the best discount by paying fully upfront. If you do this, the AWS bill doesn't show the RI on your monthly bill what-so-ever. Leading to a suprise 3 years down the road.
- user5994461 8y agoAnd more importantly you're engaged to pay for the full year no matter which option you pick, with (almost) no possibility to cancel. Long story short, only play 1 year full upfront.
- dba7dba 8y ago"Reserved Instances" is a poison that every AWS user must be aware of. Figuring out how/if it's used is really convoluted. And getting out early is a pain.