Checks whether the memory size of each Elastic Compute Service (ECS) instance within your Alibaba Cloud account is greater than or equal to a specified value.
Scenarios
This rule can be used to check whether the memory size of each ECS instance meets your requirements for supporting the business. This helps you prevent business interruption that is caused by insufficient memory of ECS instances.
Risk level
Default risk level: low.
You can change the risk level as required when you apply this rule.
Compliance evaluation logic
- If the memory size of each ECS instance within your account is greater than or equal to a specified value, the evaluation result is compliant.
- If the memory size of an ECS instance within your account is less than a specified value, the evaluation result is non-compliant. For more information about how to correct the non-compliant configuration, see Non-compliance remediation.
Rule details
| Item | Description |
|---|---|
| Rule name | ecs-memory-min-size-limit |
| Rule ID | ecs-memory-min-size-limit |
| Tag | ECS and Memory |
| Automatic remediation | Not supported |
| Trigger type | Configuration change |
| Supported resource type | ECS instance |
| Input parameter | memorySize. Default value: 1024. |
Non-compliance remediation
For more information about how to upgrade an ECS instance for a larger memory size, see Overview of instance configuration changes.