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0
votes
2answers
67 views

How to calculate the year cost of an AWS reserved instance with partial upfront payment?

I'm not understanding how the partial upfront work for ec2 reserved instances. I'm trying to calculate how much the instance will cost on one year. If, for example, I add an m4.xlarge instance ...
1
vote
1answer
176 views

How do you find which Amazon AWS EC2 instances are not covered by a Reserved Instance reservation?

Let's assume that I have 20 running EC2 instances and 10 active Reserved Instance reservations. Using the AWS Console or AWS CLI, what is the fastest way to determine which of the running EC2 ...
0
votes
1answer
105 views

AWS reserved instance AZ matching Cloud Formation AZ

When purchasing reserved instance, I had to choose availability zone (1 out of 3). In our Cloud Formation template we don't specify availability zone (seems like a right thing to do in case one AZ ...
19
votes
2answers
1k views

In AWS, does an hour of usage get charged just for an instance being in the “running” state?

When AWS documentation and pricing refer to "usage" does this simply mean "if the instance is on" instead of "if the instance is on and doing work". E.g., if I had an EC2 instance running but it was ...
3
votes
1answer
155 views

Are available reserved instance zones preferred when launching EC2 instance with “No preference” as availability zone?

We have bought some reserved EC2 instances in different availability zones in eu-west-1 region. When launching a new instance, via API or AWS control panel, we do usually set "No preference" as the ...
0
votes
1answer
159 views

EC2 Reserved Instances - Currently have micro what to do now?

I have been running with 2 micro on demand instances. I now want to convert one of the servers to a small instance. I have purchased a Windows small reserved instance in us-east-1b and it is now ...
3
votes
1answer
201 views

Connection in reserved instances is different the connection in instances on demand?

I purchased reserved instances and their state is "active", but I do not know how I am supposed to connect to those instances. Is connecting to reserved instances different from how you connect to ...
1
vote
1answer
226 views

EC2 Reserved Intance - What is the difference between Windows and Windows (Amazon VPC)?

When setting up a reserved instance, what is the difference between Windows and Windows (Amazon VPC)? Will I be able to use AMI's with either?
10
votes
3answers
4k views

Amazon EC2 Reserved Instances: “Heavy Utilization” clarification

Should be another easy one here, but I need clarification on what they define as "heavy utilization" for Reserved Instance types. From their Website: Heavy Utilization RIs – Heavy Utilization RIs ...