Che dimensioni hanno i file di log dei miei DB ?

select
  rtrim (pc1.instance_name) as database_name,
  pc3.cntr_value/1024.0 as database_size_mb,
  pc1.cntr_value/1024.0 as log_size_mb,
  cast (pc2.cntr_value*100.0/pc1.cntr_value as dec (5,2)) as log_space_used_perc,
  db.recovery_model_desc
from
  sys.databases as db
inner join
  sys.dm_os_performance_counters as pc1 on pc1.instance_name = db.name
inner join
  sys.dm_os_performance_counters as pc2 on pc1.instance_name = pc2.instance_name
inner join
  sys.dm_os_performance_counters as pc3 on pc1.instance_name = pc3.instance_name
where
  pc1.counter_name = ‘Log file(s) Size (KB)’
and
  pc2.counter_name = ‘Log file(s) Used Size (KB)’
and
  pc3.counter_name = ‘Data File(s) Size (KB)’
and
  pc1.cntr_value > 0
order by
  pc1.instance_name