Pricing, Billing and Support Flashcards
How does AWS leverages Economies of Scale?
AWS has 100K+ customers so they can offer a datacenter infra structure relatively cheap
What does Auto-scaling do?
It auto-scales the amount of EC2 instances depending of demand
What does rightsizing do?
It’s picking the right size of an EC2 instance so you can auto-scale more granuarly
What are the X different types of reserved instances?
- Standard reserved instances: reserve capacity of a particular instance type.
- Convertible reserved Instance: reserve capacity while keeping flexible in choosing what instance you use
- Scheduled reserved instances
Reserve a particular instance time on specific timeslots
What are spot instances?
These are instances that are only available when AWS has a lot of unused instances available.
Therefor Spot instances may start / stop on unpredictable times
How can you use Lamda’s to reduce cost?
Lamda have no idle cost and therefor its good for SERVERLESS or EVENTDRIVEN workloads
What does S3 storage Lens do?
Looks at all your storage and advice you what kind of S3-tier you should use?
What kind of data transfers are there?
- Over the internet
- Between Regio’s
What is the pricing of data transfers?
- free - inbound over the public internet (to aws)
- Varying price - Outbound data transfer over the internet (*10 cent per gb)
- price per GB - inter-region
- free / price per GB - Data transfer within a region - price depends on situation
What are 4 stages of monitoring and predicting cost?
- Assess Your potential cloud cost
- Setup cost safety nets
- Project and monitor rreal cost
- analyze historical cost
What does pricing calculator do?
Pricing calculator allows you to assess your potential cloud cost.
You provide services and configuration, price calculator gives an cost estimate breakdown
What does AWS budgets do?
Set budgets and send alerts if a threshold is met.
What does AWS Cost Explorer do?
It’s a dashboard to see insights about real usages and projected cost. In this dashboard you can do a lot of slicing and dicing.
What do you see in Cost and Usage reports?
Gives really detailed report about usages and costs per resource
What does billing conductor do?
It allows you to create billing groups within AWS organization.
It can distribute Bulk discounts, and set custom price rates,