Control: SQL DB instance having low CPU utilization should be reviewed

powerpipe control run gcp_thrifty.control.sql_db_instance_low_utilization

powerpipe login
powerpipe control run gcp_thrifty.control.sql_db_instance_low_utilization --share

with sql_db_instance_usage as (
  select
    instance_id,
    round(cast(sum(maximum) / count(maximum) as numeric), 1) as avg_max,
    count(maximum) as days
  from
    gcp_sql_database_instance_metric_cpu_utilization_daily
  where
    date_part('day', now() - timestamp) <= 30
  group by
    instance_id
)
select
  i.self_link 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 'Logging metrics not available for ' || title || '.'
    else title || ' is averaging ' || avg_max || '% max utilization over the last ' || days || ' days.'
  end as reason
  
  , i.location, i.project
from
  gcp_sql_database_instance as i
  left join sql_db_instance_usage as u on i.project || ':' || i.name = u.instance_id