Troubleshooting EC2 Instances
Learn about some common errors that occur in the EC2 service and how to resolve them.
Passing the SOA-CO2 exam will involve recognizing some general issues and errors that can be encountered in the AWS Management Console and knowing how to resolve them.
Launch issues
These are some common issues that occur during an EC2 launch.
Instance limit exceeded
AWS has a limit of 32vCPUs per region per account. If we try to launch a new instance or start a stopped instance that increases the overall vCPUs in a region to above 32, we’ll face the instance limit exceeded exception.
To resolve this error, we can request a limit increase from AWS support or choose to launch new instances in another region. We can view the limits for our account on the “Limits” ...