select * from sysperfinfo;
select cntr_value from sys.dm_os_performance_counters where object_name ='MSSQL$MS3001:Buffer Manager' and counter_name = 'Lazy writes/sec'
select cntr_value from sys.dm_os_performance_counters where object_name ='MSSQL$MS3001:Buffer Manager' and counter_name = 'Lazy writes/sec'
本文介绍如何使用SQL查询来获取数据库的性能信息,包括系统性能信息表的全字段查询及特定性能计数器如每秒懒写操作次数的具体值。
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