Control: ECS clusters with low CPU utilization should be reviewed

powerpipe control run aws_thrifty.control.ecs_cluster_low_utilization

powerpipe login
powerpipe control run aws_thrifty.control.ecs_cluster_low_utilization --share

  with ecs_cluster_utilization as (
  select
    cluster_name,
    round(cast(sum(maximum)/count(maximum) as numeric), 1) as avg_max,
    count(maximum) days
  from
    aws_ecs_cluster_metric_cpu_utilization_daily
  where
    date_part('day', now() - timestamp) <= 30
  group by
    cluster_name
)
select
  i.cluster_name 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_id
from
  aws_ecs_cluster as i
  left join ecs_cluster_utilization as u on u.cluster_name = i.cluster_name;