Windows Server 2003基础与技术指南(3)---活动目录

USE master;
CREATE RESOURCE POOL pMAX_CPU_PERCENT_25
WITH
(MAX_CPU_PERCENT = 25);
GO

CREATE WORKLOAD GROUP gMAX_CPU_PERCENT_25
USING pMAX_CPU_PERCENT_25;
GO

CREATE RESOURCE POOL pMAX_CPU_PERCENT_35
WITH
(MAX_CPU_PERCENT = 35);
GO

CREATE WORKLOAD GROUP gMAX_CPU_PERCENT_35
USING pMAX_CPU_PERCENT_35;
GO

CREATE FUNCTION dbo.rgclassifier_MAX_CPU() RETURNS sysname
WITH SCHEMABINDING
AS
BEGIN
DECLARE @grp_name AS sysname
IF (SUSER_NAME() = 'u01')
SET @grp_name = 'gMAX_CPU_PERCENT_25'
ELSE IF (SUSER_NAME() = 'u02')
SET @grp_name = 'gMAX_CPU_PERCENT_35'
ELSE
SET @grp_name = 'default'
RETURN @grp_name
END
GO
ALTER RESOURCE GOVERNOR WITH (CLASSIFIER_FUNCTION=dbo.rgclassifier_MAX_CPU);
GO
ALTER RESOURCE GOVERNOR RECONFIGURE;
GO
ALTER RESOURCE GOVERNOR RESET STATISTICS;
go

---查看连接是否使用资源管理器
SELECT
[Session ID] = s.session_id,
[User Process] = CONVERT(CHAR(1), s.is_user_process),
[Login] = s.login_name,
[Database] = ISNULL(db_name(p.dbid), ''),
[Task State] = ISNULL(t.task_state, ''),
[Command] = ISNULL(r.command, ''),
[Application] = ISNULL(s.program_name, ''),
[Wait Time (ms)] = ISNULL(w.wait_duration_ms, 0),
[Wait Type] = ISNULL(w.wait_type, ''),
[Wait Resource] = ISNULL(w.resource_description, ''),
[Blocked By] = ISNULL(CONVERT (varchar, w.blocking_session_id), ''),
[Head Blocker] =
CASE
WHEN r2.session_id IS NOT NULL AND (r.blocking_session_id = 0 OR r.session_id IS NULL) THEN '1'
ELSE ''
END,
[Total CPU (ms)] = s.cpu_time,
[Total Physical I/O (MB)] = (s.reads + s.writes) * 8 / 1024,
[Memory Use (KB)] = s.memory_usage * 8192 / 1024,
[Open Transactions] = ISNULL(r.open_transaction_count,0),
[Login Time] = s.login_time,
[Last Request Start Time] = s.last_request_start_time,
[Host Name] = ISNULL(s.host_name, N''),
[Net Address] = ISNULL(c.client_net_address, N''),
[Execution Context ID] = ISNULL(t.exec_context_id, 0),
[Request ID] = ISNULL(r.request_id, 0),
[Workload Group] = ISNULL(g.name, N'') INTO #tmp01
FROM sys.dm_exec_sessions s LEFT OUTER JOIN sys.dm_exec_connections c ON (s.session_id = c.session_id)
LEFT OUTER JOIN sys.dm_exec_requests r ON (s.session_id = r.session_id)
LEFT OUTER JOIN sys.dm_os_tasks t ON (r.session_id = t.session_id AND r.request_id = t.request_id)
LEFT OUTER JOIN
(
SELECT *, ROW_NUMBER() OVER (PARTITION BY waiting_task_address ORDER BY wait_duration_ms DESC) AS row_num
FROM sys.dm_os_waiting_tasks
) w ON (t.task_address = w.waiting_task_address) AND w.row_num = 1
LEFT OUTER JOIN sys.dm_exec_requests r2 ON (s.session_id = r2.blocking_session_id)
LEFT OUTER JOIN sys.dm_resource_governor_workload_groups g ON (g.group_id = s.group_id)
LEFT OUTER JOIN sys.sysprocesses p ON (s.session_id = p.spid)
ORDER BY s.session_id;
SELECT
[Session ID] [会话id],
Login [用户名],
[Database] [数据库],
Application [应用程序],
[Total CPU (ms)] [cpu],
[Host Name] [主机名],
[Net Address] [IP地址],
[Workload Group] [负荷组]
FROM #tmp01 WHERE Login IN ('u01','u02')
--AND [Database]='order'
DROP TABLE #tmp01
go
本文出自 “ocpyang” 博客，请务必保留此出处http://ocpyang.blog.51cto.com/3401739/1194557