USE MASTER SELECT cast ((1.0 * stats.io_stall_write_ms / stats.num_of_writes) as int) FROM sys.dm_io_virtual_file_stats(2,null) as stats INNER JOIN master.sys.master_files AS files ON stats.database_id = files.database_id AND stats.file_id = files.file_id WHERE files.type_desc = 'ROWS'
USE [master] GO ALTER DATABASE [tempdb] MODIFY FILE ( NAME = N'tempdev', SIZE = 6144000KB , MAXSIZE = 35840000KB ) GO ALTER DATABASE [tempdb] ADD FILE ( NAME = N'tempdev1', FILENAME = N'S:\tempdb1.mdf' , SIZE = 6144000KB , MAXSIZE = 35840000KB , FILEGROWTH = 10%) GO ALTER DATABASE [tempdb] ADD FILE ( NAME = N'tempdev2', FILENAME = N'S:\tempdb2.mdf' , SIZE = 6144000KB , MAXSIZE = 35840000KB , FILEGROWTH = 10%) GO ALTER DATABASE [tempdb] ADD FILE ( NAME = N'tempdev3', FILENAME = N'S:\tempdb3.mdf' , SIZE = 6144000KB , MAXSIZE = 35840000KB , FILEGROWTH = 10%) GO ALTER DATABASE [tempdb] ADD… Читать далее
;WITH task_space_usage AS (
-- SUM alloc/delloc pages
SELECT session_id,
request_id,
SUM(internal_objects_alloc_page_count) AS alloc_pages,
SUM(internal_objects_dealloc_page_count) AS dealloc_pages
FROM sys.dm_db_task_space_usage WITH (NOLOCK)
WHERE session_id <> @@SPID
GROUP BY session_id, request_id
)
SELECT TSU.session_id,
TSU.alloc_pages * 1.0 / 128 AS [internal object MB space],
TSU.dealloc_pages * 1.0 / 128 AS [internal object dealloc MB space],
EST.text,
-- Extract statement from sql text
ISNULL(
NULLIF(
SUBSTRING(
EST.text,
ERQ.statement_start_offset / 2,
CASE WHEN ERQ.statement_end_offset < ERQ.statement_start_offset
THEN 0
ELSE( ERQ.statement_end_offset - ERQ.statement_start_offset ) / 2 END
), ''
), EST.text
) AS [statement text],
EQP.query_plan
FROM task_space_usage AS TSU
INNER JOIN sys.dm_exec_requests ERQ WITH … Читать далее