To Check Page Life Expectancy, Buffer Cache Hit
architecture #architecture#cache#health-check
SELECT object_name, counter_name, cntr_value from sys.dm_os_performance_counters WHERE [object_name] LIKE '%Buffer Manger%' AND [counter_name] = 'page life expectancy'
SELECT object_name, counter_name, cntr_value from sys.dm_os_performance_counters WHERE [object_name] LIKE '%Buffer Manger%' AND [counter_name] = 'Buffer cache hit ratio'