Questions tagged [reserved-instances]
25 questions
20
votes
2 answers
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 idle (CPU=0%), I assume I still get charged for…
Josh M.
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12
votes
1 answer
Converting an existing Azure VM to a Reserved Instance
I have a long running VM on Azure. I recently read about Reserved Instances.
Is it possible to convert/transfer/ move my existing VM to a reserved instance, or do I need to build a new VM from Scratch?
Toby Allen
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11
votes
3 answers
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 offer the most absolute savings of any Reserved…
gravyface
- 13,947
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8
votes
2 answers
Are Reserved Instance (RI) benefits aggregated across instances?
If I reserve 1 r4.xlarge for 1 year, but throughout the year I run 2 r4.xlarge instances as follows:
1 instance 10 am to 8 pm every weekday (10 hours, 5 days a week)
Another instance 10 am to 8 pm every day (10 hours, every day)
So I only…
lucifer
- 183
- 5
5
votes
1 answer
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 instances are not 'covered' by a Reserved Instance…
Les Hazlewood
- 203
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3
votes
1 answer
How do you buy AWS EBS like an RI
I have bought and am using a reserved instance however I still get monthly bills for the EBS.
Question is how do I make a similar single payment for the volume as well?
ssn
- 143
- 2
3
votes
1 answer
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 availability zone.
In case of we have an "unused"…
Ville Mattila
- 459
- 7
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3
votes
1 answer
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 regular on-demand instances?
Do I have to do…
romuloigor
- 185
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2
votes
1 answer
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?
Tim
- 23
- 3
1
vote
1 answer
Do AWS Reserved Instances need to be assigned to the instance?
I have an RDS instance running of type db.t2.small. I bought a reserved instance for 1 year of the same type, I paid the partial upfront rate.
Do I need to assign this subscription in some way to my existing instance to say 'This is the instance…
Luke
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1
vote
1 answer
How to implement this AWS RDS Purchase recommendation?
I have 2 RDS databases size db.t2.medium. I went to AWS recommendations and got this:
So far I've done only EC2 reservations. I am not sure how to proceed from here.
First I guess I have to make the reservation on RDS menu for 8 db.t2.micro…
Oscar Foley
- 332
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0
votes
1 answer
Can one AWS Reserved Instance be used by multiple instances during less time each?
I have been trying to understand how AWS Reserved Instances works exactly reading AWS documentation and looking on Google but could find literal information about my concern.
Reading this (Reserved Instances » How You Are Billed) I understand that,…
froblesmartin
- 123
- 6
0
votes
1 answer
Convert Azure VM from Pay-As-You-Go to Reserved
I will preface this by saying we are brand new to Azure.
We ran a proof-of-concept project using a VM on a Pay-As-You-Go subscription. We're now ready to proceed to production, but want to take advantage of the better pricing that Reserved instances…
Doug H
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- 1
0
votes
1 answer
Reserved Instance and AWS Marketplace AMI with Software License
How does billing work when purchasing a RI and launching an instance that runs a marketplace software that also charges for a software license (say the Cisco CSR1000v, $0.622/hr as of today)? Is the license cost per year added on top of the RI…
fstennet
- 53
- 5
0
votes
1 answer
ec2 reserved instance data transfer cost
What is the cost for data transfer out for AWS EC2 reserved instances?
This is clear for EC2 On-Demand instances and it is stated on the pricing page, but I can't find any information about data transfer-out costs for reserved instances. Anyone with…
Hadi
- 1