Cost Management Flashcards
On-demand Instances
Virtual servers that you can rent and use on a pay-as-you-go basis, allowing you to scale your computing resources to and down as needed
- no upfront costs
- no long term commitments
- maximum flexibility
Spot Instances
- Up to 90% discount off on-demand
- can be terminated anytime
- takes advantage of unused EC2 capacity
Example use case: - compute-intensive
- cost sensitive distributed computing
- can withstand interruption
Reserved Instances
Virtual servers that you commit to using for a specific period
- 1 or 3 years commitment
- up to 75% off on-demand
- pay all upfront (biggest discount), partial upfront or no upfront
- steady-state
- predictable workloads
- reserved capacity
Standard RIs
Provide the most significant discount (up to 75% off on-demand)
- best suited for steady-state usage
Convertible RIs
Has the capability to change the attributes of the RI as long as the exchange results in the creation of Reserved instances of greater or equal value
- Provides a discount (up to 54% off on-demand)
Scheduled RIs
Available to launch within the time windows you reserve
- Match your capacity reservation to a predictable recurring schedule that only requires a fraction of a day, a week, or a month
Dedicated host
Licensing
Compute Optimizer
Uses machine learning to analyze the historical usage patterns of your workloads, helping to identify the most optimal AWS resources, reducing costs and enhancing performance
Pricing Calculator
Used to create cost estimates for your AWS use cases
- model your solutions before building them, explore AWS service price points, and review calculations
- plan how you spend, find cost saving opportunities and make informed decisions
Billing Conductor
Customizable billing service that allows an organization to define billing groups, set pricing rules, create custom line items and generate a unique Cost and Usage Report (CUR) for each billing group
