Troubleshooting instance capacity

You will get the following error for instance capacity:

  • Error: InsufficientInstanceCapacity

When AWS doesn't have enough capacity to serve your request, you will get this error while launching or starting an EC2 instance. 

You can try the following ways to fix this:

    • Wait for a few minutes and try to submit the request again
    • Reduce the number of instances and submit a new request
    • Submit a new request without specifying Availability Zone and/or different instance type
    • Try to purchase Reserved Instances for long-term capacity reservation
  • Error: InstanceLimitExceeded

When you reach the concurrent running instance limit, you will get this error. In that case, you can send a request to the Amazon support ...

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