zoukankan      html  css  js  c++  java
  • SQL Server查询Block情况

    SELECT s.session_id
                    ,r.STATUS
                    ,r.blocking_session_id AS 'blocked_by'
                    ,r.wait_type
                    ,r.wait_resource
                    ,CONVERT(VARCHAR, DATEADD(ms, r.wait_time, 0), 8) AS 'wait_time'
                    ,r.cpu_time
                    ,r.logical_reads
                    ,r.reads
                    ,r.writes
                    ,CONVERT(VARCHAR, DATEADD(ms, r.total_elapsed_time, 0), 8) AS 'elapsed_time'
                    ,CAST((
                                                    '<?query --  ' + CHAR(13) + CHAR(13) + Substring(st.TEXT, (r.statement_start_offset / 2) + 1, (
                                                                                    (
                                                                                                    CASE r.statement_end_offset
                                                                                                                    WHEN - 1
                                                                                                                                    THEN Datalength(st.TEXT)
                                                                                                                    ELSE r.statement_end_offset
                                                                                                                    END - r.statement_start_offset
                                                                                                    ) / 2
                                                                                    ) + 1) + CHAR(13) + CHAR(13) + '--?>'
                                                    ) AS XML) AS 'query_text'
                    ,COALESCE(QUOTENAME(DB_NAME(st.dbid)) + N'.' + QUOTENAME(OBJECT_SCHEMA_NAME(st.objectid, st.dbid)) + N'.' + QUOTENAME(OBJECT_NAME(st.objectid, st.dbid)), '') AS 'stored_proc'
                    --,qp.query_plan AS 'xml_plan'  -- uncomment (1) if you want to see plan
                    ,r.command
                    ,s.login_name
                    ,s.host_name
                    ,s.program_name
                    ,s.host_process_id
                    ,s.last_request_end_time
                    ,s.login_time
                    ,r.open_transaction_count
    FROM sys.dm_exec_sessions AS s
    INNER JOIN sys.dm_exec_requests AS r ON r.session_id = s.session_id
    CROSS APPLY sys.dm_exec_sql_text(r.sql_handle) AS st
    --OUTER APPLY sys.dm_exec_query_plan(r.plan_handle) AS qp -- uncomment (2) if you want to see plan
    WHERE r.wait_type NOT LIKE 'SP_SERVER_DIAGNOSTICS%'
                    OR r.session_id != @@SPID
    ORDER BY r.cpu_time DESC
                    ,r.STATUS
                    ,r.blocking_session_id
                    ,s.session_id
  • 相关阅读:
    纪中第三天
    纪中第一天
    图片验证码的实现
    使用监听器解决路径问题
    log4j测试示例
    redis示例
    kafka示例
    CSRF verification failed. Request aborted.
    TemplateDoesNotExist
    创建 django 项目命令
  • 原文地址:https://www.cnblogs.com/puxian/p/15206098.html
Copyright © 2011-2022 走看看