布伦特·奥扎尔'；s SQL检查脚本-内存/CPU/IO问题？_Sql_Sp Blitz

布伦特·奥扎尔'；s SQL检查脚本-内存/CPU/IO问题？

sql

布伦特·奥扎尔'；s SQL检查脚本-内存/CPU/IO问题？,sql,sp-blitz,Sql,Sp Blitz,在SQL Server 2016生产机器上使用Brent Ozar的免费SQL运行状况检查脚本需要多小心？该机器已经非常满且非常忙了？是否有人在运行以下任何一项时遇到内存、CPU或I/O问题？谢谢你的反馈 sp_闪电战闪电缓存闪电战第一闪电指数闪电锁布利茨克雷斯托尔酒店斯普·布利兹是谁 sp_WhoIsActive（亚当·马查尼克）如果没有它，我是不可能的。我们有Redgate，我更经常使用Brents工具我们的数据库容量为3 Tb，每秒大约有1500个查询，从未遇到过任何问题

在SQL Server 2016生产机器上使用Brent Ozar的免费SQL运行状况检查脚本需要多小心？该机器已经非常满且非常忙了？是否有人在运行以下任何一项时遇到内存、CPU或I/O问题？谢谢你的反馈

sp_闪电战
闪电缓存
闪电战第一
闪电指数
闪电锁
布利茨克雷斯托尔酒店
斯普·布利兹是谁
sp_WhoIsActive（亚当·马查尼克）

create function [dbo].[CursorQuery]
(
    @session_id int
) returns nvarchar(255)
as
begin
    declare @ret nvarchar(255) = null

    SELECT @ret = t.text
    FROM sys.dm_exec_cursors (@session_id) c
    LEFT JOIN sys.dm_exec_sessions AS es ON c.session_id = es.session_id
    CROSS APPLY sys.dm_exec_sql_text (c.sql_handle) t

    return @ret 
end

CREATE PROCEDURE [dbo].[sp_BlitzWho_Ext]
AS
BEGIN
    CREATE TABLE #BlitzWhoResult
    (
        [run_date] VARCHAR(255),
        [elapsed_time] [varchar](41) NULL,
        [session_id] [smallint] NOT NULL,
        [database_name] [nvarchar](128) NULL,
        [query_text] [nvarchar](max) NULL,
        [query_plan] [xml] NULL,
        [live_query_plan] [xml] NULL,
        [query_cost] [float] NULL,
        [status] [nvarchar](30) NOT NULL,
        [wait_info] [nvarchar](max) NULL,
        [top_session_waits] [nvarchar](max) NULL,
        [blocking_session_id] [smallint] NULL,
        [open_transaction_count] [int] NULL,
        [is_implicit_transaction] [int] NOT NULL,
        [nt_domain] [nvarchar](128) NULL,
        [host_name] [nvarchar](128) NULL,
        [login_name] [nvarchar](128) NOT NULL,
        [nt_user_name] [nvarchar](128) NULL,
        [program_name] [nvarchar](128) NULL,
        [fix_parameter_sniffing] [nvarchar](150) NULL,
        [client_interface_name] [nvarchar](32) NULL,
        [login_time] [datetime] NOT NULL,
        [start_time] [datetime] NULL,
        [request_time] [datetime] NULL,
        [request_cpu_time] [int] NULL,
        [request_logical_reads] [bigint] NULL,
        [request_writes] [bigint] NULL,
        [request_physical_reads] [bigint] NULL,
        [session_cpu] [int] NOT NULL,
        [session_logical_reads] [bigint] NOT NULL,
        [session_physical_reads] [bigint] NOT NULL,
        [session_writes] [bigint] NOT NULL,
        [tempdb_allocations_mb] [decimal](38, 2) NULL,
        [memory_usage] [int] NOT NULL,
        [estimated_completion_time] [bigint] NULL,
        [percent_complete] [real] NULL,
        [deadlock_priority] [int] NULL,
        [transaction_isolation_level] [varchar](33) NOT NULL,
        [degree_of_parallelism] [smallint] NULL,
        [last_dop] [bigint] NULL,
        [min_dop] [bigint] NULL,
        [max_dop] [bigint] NULL,
        [last_grant_kb] [bigint] NULL,
        [min_grant_kb] [bigint] NULL,
        [max_grant_kb] [bigint] NULL,
        [last_used_grant_kb] [bigint] NULL,
        [min_used_grant_kb] [bigint] NULL,
        [max_used_grant_kb] [bigint] NULL,
        [last_ideal_grant_kb] [bigint] NULL,
        [min_ideal_grant_kb] [bigint] NULL,
        [max_ideal_grant_kb] [bigint] NULL,
        [last_reserved_threads] [bigint] NULL,
        [min_reserved_threads] [bigint] NULL,
        [max_reserved_threads] [bigint] NULL,
        [last_used_threads] [bigint] NULL,
        [min_used_threads] [bigint] NULL,
        [max_used_threads] [bigint] NULL,
        [grant_time] [varchar](20) NULL,
        [requested_memory_kb] [bigint] NULL,
        [grant_memory_kb] [bigint] NULL,
        [is_request_granted] [varchar](39) NOT NULL,
        [required_memory_kb] [bigint] NULL,
        [query_memory_grant_used_memory_kb] [bigint] NULL,
        [ideal_memory_kb] [bigint] NULL,
        [is_small] [bit] NULL,
        [timeout_sec] [int] NULL,
        [resource_semaphore_id] [smallint] NULL,
        [wait_order] [varchar](20) NULL,
        [wait_time_ms] [varchar](20) NULL,
        [next_candidate_for_memory_grant] [varchar](3) NOT NULL,
        [target_memory_kb] [bigint] NULL,
        [max_target_memory_kb] [varchar](30) NULL,
        [total_memory_kb] [bigint] NULL,
        [available_memory_kb] [bigint] NULL,
        [granted_memory_kb] [bigint] NULL,
        [query_resource_semaphore_used_memory_kb] [bigint] NULL,
        [grantee_count] [int] NULL,
        [waiter_count] [int] NULL,
        [timeout_error_count] [bigint] NULL,
        [forced_grant_count] [varchar](30) NULL,
        [workload_group_name] [sysname] NULL,
        [resource_pool_name] [sysname] NULL,
        [context_info] [varchar](128) NULL,
        [query_hash] [binary](8) NULL,
        [query_plan_hash] [binary](8) NULL,
        [sql_handle] [varbinary] (64) NULL,
        [plan_handle] [varbinary] (64) NULL,
        [statement_start_offset] INT NULL,
        [statement_end_offset] INT NULL
    )

    INSERT INTO #BlitzWhoResult
    EXEC  [dbo].[sp_BlitzWho] @ShowSleepingSPIDs = 1, @ExpertMode = 1,    @MinElapsedSeconds = 1

    SELECT [program_name],
    [session_id], 
    CASE WHEN [query_text] LIKE 'FETCH API_CURSOR%' 
        THEN CursorQuery(session_id) 
        ELSE query_text 
        END AS [query_text],
    [query_plan], 
    [fix_parameter_sniffing] AS [drop_cached_plan_sql], 
    [status], 
    [wait_info], 
    [login_name]
    from #BlitzWhoResult
    where database_name = 'PUT_YOUR_DATABASENAME_HERE' -- and... add more filters?

    DROP TABLE #BlitzWhoResult
END