EC2 Launch Issues Flashcards
what does the InstanceLimitExceeded error mean?
You have reached the EC2 instance limit for the region
What is the default limit of EC2 instances per region?
20
If you need more than 20 EC2 instances, how can this be done?
Contact AWS customer support to request an increase in instance limitations.
True or False: Instance limitations are global?
False: Instance limitations are per region.
True or False: If you attempt to create more EC2 instances than you have available in your limit, AWS will launch up to your limit. The remaining requested instances will not be completed.
False: The request will fail. No instances will be created.
What does the InsufficientInstanceCapacity error mean?
AWS does not have enough available on-demand capacity to service the request
What is the difference between
- InstanceLimitExceeded
- InsufficientInstanceCapacity
- InstanceLimitExceeded means you have exceeded your EC2 instance limit
- InsufficientInstanceCapacity means AWS does not have the capacity to fulfill the request
To what context does the InsufficientInstanceCapacity error refer?
- Account
- Region
- Availability Zone
- Edge
Availability Zone
If you receive the InsufficientInstanceCapacity, what are your options?
- Wait then try again
- lowering your requested EC2 instances
- selecting a smaller instance type
- purchase reserved instances
- Use a different Availability Zone
If you receive the InsufficientInstanceCapacity, is lowering your requested EC2 instances a viable option?
Yes
If you receive the InsufficientInstanceCapacity, is selecting a smaller instance type a viable option?
Yes
If you receive the InsufficientInstanceCapacity, is trying to purchase a reserved instance viable option?
Yes
If you receive the InsufficientInstanceCapacity, is trying a different Availability Zone a viable option?
Yes
How do you resolve the InstanceLimitExceeded error?
- Terminate unneeded instances or,
2. Contact AWS to increase EC2 instance quota.
