Help Center/ Relational Database Service_RDS for SQL Server/ FAQs/ Database Monitoring/ How Can I Calculate the Memory Usage of an RDS DB Instance?
Updated on 2025-06-30 GMT+08:00

How Can I Calculate the Memory Usage of an RDS DB Instance?

On the Instances page of the RDS console, locate the target DB instance and click View Metrics in the Operation column. On the displayed Cloud Eye console, you can view the memory usage metric.

The formula for calculating the memory usage is as follows:

Memory usage = (Total memory – (Available memory + Buffer memory + Cache memory))/Total memory