SqlServer性能优化 性能调控(十)

如何做资源的调控:

1.建立资源池。

2.创建工作负荷组

	create resource pool ImporPool with
(
min_cpu_percent=30,max_cpu_percent=100,
min_memory_percent=40,max_memory_percent=95
) --不太重要的资源池
create resource pool PooPool with
(
min_cpu_percent=5,max_cpu_percent=100,
min_memory_percent=10,max_memory_percent=95
) --创建工作负荷组
create workload group ERPGroup with
(
--重要性
importance=high
)using ImporPool create workload group ADGroup with
(
--重要性
importance=medium
)using ImporPool create workload group ReportingGroup with
(
importance=high
)using PooPool create workload group PrintGroup with
(
importance=medium
)using PooPool

SqlServer性能优化 性能调控(十)

--如何将应用与资源池进行对应呢?
--创建分类器函数

create function fn_resourceslip()
returns sysname with schemabinding
as
begin
return
case app_name()
when 'erpapp' then 'ERPGroup'
when 'adapp' then 'ADGroup'
when 'reportingapp' then 'ReportingGroup'
when 'printapp' then 'PrintGroup'
end
end

属性资源调控器:

SqlServer性能优化 性能调控(十)

在Web.config中:

SqlServer性能优化 性能调控(十)

--资源调控器的配置信息
select * from sys.dm_resource_governor_configuration
--查看资源池的信息
select * from sys.dm_resource_governor_resource_pools
--工作负荷组的情况
select * from sys.dm_resource_governor_workload_groups --数据备份
create function fn_resourceslip()
returns sysname with schemabinding
as
begin
return
case user_name()
when 'msshcj\administrator' then 'PrintGroup'
when 'hruser' then 'ERPGroup'
end
end
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