
SQL Wait
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Getting blocking info in sql server 2005 and 2008 the easy way
http://blogs.microsoft.co.il/blogs/dannyr/archive/2008/10/07/getting-blocking-info-in-sql-server-2005-amp-2008-the-easy-way.aspxmanagement studio :-- connection 1 use AdventureWorks go begin tran update Person.Contact set Phone = '99999'this will upd转载 2010-08-30 10:08:00 · 250 阅读 · 0 评论 -
SQL Server 2005 Diagnostic Information Queries - Glenn Berry
http://glennberrysqlperformance.spaces.live.com/?_c11_BlogPart_BlogPart=blogview&_c=BlogPart&partqs=cat%3dSQL%2520Server%252020052010/10/20SQL Server 2005 Diagnostic Information QueriesIthas been a while since I posted the SQL Server 2005 version of this转载 2010-11-07 22:22:00 · 480 阅读 · 1 评论 -
SQL Server sys.dm_os_wait_stats DMV Queries
<br />http://www.mssqltips.com/tip.asp?tip=1949<br />Problem<br />I get so frustrated when trying todetermine where to start when a user comes to me and tells me that "thedatabase is slow". Launching Performance Monitor and running a trace in Prof转载 2010-11-07 18:12:00 · 290 阅读 · 0 评论 -
Wait statistics
<br />http://www.sqlskills.com/BLOGS/PAUL/category/Performance.aspx<br /> <br />Here are 1823 SQL Servers wait state survey result.<br /> <br /><br /> <br /> 505: CXPACKETThis is commonly where a query is parallelized and the parallel threads are not given转载 2010-12-19 16:51:00 · 228 阅读 · 0 评论 -
CXPACKET
CXPACKET<br />http://www.confio.com/English/Tips/Sql_Server_Wait_Type_CXPACKET.php<br />The SQL Server CXPacket waittype isinvolved in parallel query execution. It indicates that the SPID iswaiting on a parallel process to complete or start. The CXPack转载 2010-10-17 17:37:00 · 374 阅读 · 0 评论 -
PAGEIOLATCH_EX
SQL Server Wait Type PAGEIOLATCH_EX<br />http://www.confio.com/English/Tips/Sql_Server_Wait_Type_PAGEIOLATCH_EX.phpDefinition<br />In SQL Server, a latch is a short-term lightweight synchronization object.<br />Bufferlatches including wait type Pageiolat转载 2010-10-17 17:33:00 · 488 阅读 · 0 评论 -
OLEDB
SQL Server Wait Type OLEDBhttp://www.confio.com/English/Tips/Sql_Server_Wait_Type_OLEDB.phpDefinitionOLEDBis a common wait type in SQL Server, indicating a significant amout ofwait time accumulation. Is it a problem This waittype indicates that anSPI转载 2010-10-17 17:28:00 · 203 阅读 · 0 评论 -
ASYNC Network IO
ASYNC Network IO<br />http://www.confio.com/English/Tips/Async_Network_IO.php<br />The “async network io” (in SQL2005/2008) and “networkio” (in SQL 2000) wait types can point tonetwork related issues, but most often are caused by a clientapplication转载 2010-10-17 17:39:00 · 484 阅读 · 0 评论