Control: RDS DB instance having low CPU utilization should be reviewed
Description
DB instances may be oversized for their usage.
Usage
Run the control in your terminal:
powerpipe control run aws_thrifty.control.rds_db_low_utilization
Snapshot and share results via Turbot Pipes:
powerpipe loginpowerpipe control run aws_thrifty.control.rds_db_low_utilization --share
Steampipe Tables
Params
Args | Name | Default | Description | Variable |
---|---|---|---|---|
$1 | rds_db_instance_avg_cpu_utilization_low |
| The average CPU utilization required for DB instances to be considered infrequently used. This value should be lower than rds_db_instance_avg_cpu_utilization_high. | |
$2 | rds_db_instance_avg_cpu_utilization_high |
| The average CPU utilization required for DB instances to be considered frequently used. This value should be higher than rds_db_instance_avg_cpu_utilization_low. |
SQL
with rds_db_usage as ( select db_instance_identifier, round(cast(sum(maximum)/count(maximum) as numeric), 1) as avg_max, count(maximum) days from aws_rds_db_instance_metric_cpu_utilization_daily where date_part('day', now() - timestamp) <= 30 group by db_instance_identifier)select arn as resource, case when avg_max is null then 'error' when avg_max <= $1 then 'alarm' when avg_max <= $2 then 'info' else 'ok' end as status, case when avg_max is null then 'CloudWatch metrics not available for ' || title || '.' else title || ' is averaging ' || avg_max || '% max utilization over the last ' || days || ' days.' end as reason , region, account_idfrom aws_rds_db_instance i left join rds_db_usage as u on u.db_instance_identifier = i.db_instance_identifier;