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Flashcards in Cost optimization Deck (6)
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1
Q

Cost Optimization

A

EC2 Reserved Instances;
the more you pay upfront, the more you save;
some instances can be sold for a fee;

2
Q

Low utilization

A
    • Save costs by minimizing the number of EC2 instances in-use
    • Set CloudWatch alarms to spin down underutilized instances;
    • Find the right balance between availability and cost
3
Q

idle load balancers

A

remove unused load balancers since we pay per load balancer;

4
Q

EBS volumes

A
    • Delete unused volumes;
      • take a snapshot if you want to keep the data
    • provisioned IOPS cost more
      • make sure you are not provisioning more than necessary.
    • Downsize volumes that aren’t anywhere near full capacity.
5
Q

Unassociated Elastic IP addresses

A

EIPs cost money when not in use – disassociate them
Having more than one EIP associated to an instance costs money
EIPs on stopped instances cost an hourly fee

6
Q

Idle Amazon RDS DB instances

A

Take snapshots of unused DB instances, and delete them

– you can check if an instance has 0 connections for a certain period of time.