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Cloud Config:Check the remaining storage space of an RDS instance

Last Updated:Oct 20, 2025

An RDS instance is considered compliant if its remaining storage space is greater than 10%.

Risk level

Default risk level: Medium.

You can change the risk level as needed.

Detection logic

  • An RDS instance is considered compliant if its remaining storage space is greater than 10%.

Rule details

Parameter

Description

Rule name

Check the remaining storage space of an RDS instance

Rule identifier

rds-instance-used-ratio-check

Tag

RDS,Instance

Automatic remediation

Not supported

Rule trigger

Configuration change

Supported resource types

ACS::RDS::DBInstance

Input parameters

relativeTime (Default value: 168)
utilization (Default value: 90)

Remediation

For instructions on fixing non-compliant resources, see Major version lifecycle.