TPC-E test on SQL Server 2012 high runnable task count
I know I probably shouldn’t be replying to this old thread, but I’m crossing my fingers that Jonathan Kehayias will see activity on this old thread and respond…I’m using Quest Benchmark Factory to run...
View ArticleOne Big SAN
Our env is OLTP + DWH 24/7. Applications goes from financials to manufacturing and OLAPs. We run EVERYTHING you can name it on 1 giant SAN.The current engineering thinking, that is strictly from an...
View ArticlePlan Cache Related Performance Drop After SQL 2012 Upgrade
We've installed SQL2012 on one of our servers and spotted an overall performance drop of around 20% when compared to SQL2008. On the same hardware and identical database settings (Optimize for Ad Hoc...
View ArticleLarge Index Quickly Fragmented
We have a 400GB database in SQL 2008 (compatibility 80) we recently upgrade from SQL 2000. For some reason this database seems to have frequent fragmentation issues. There are quite a few indexes in...
View ArticleAudit certain SQL connections>
Hi,Is it possible to monitor / audit SQL logins that originate from certain machines only, and alert us when a connection is made? Or is the best way to do this a SQL profiler trace excluding certain...
View ArticleHow to reduce DB restore hrs
Hi, We are facing some slower DB restoration in one of the production Server. Is there any best method, where we can to reduce DB restoration ?Let me give overview :Our database size is 8...
View ArticleSQL Server does not exist or access denied
The Story is like the following:there is some asp program on XPs , to connect to SQL 2005 SP4 server, and sometimes get the error"SQL Server does not exist or access denied" when try to built...
View ArticleSharepoing db sql express 2005 unable to upgrade to sql server enterprise R2
I have installed sharepoint 2007 SP2 with SQL Express 2005 of course all sharepoint DBs are in SQL Express 2005, I would like to upgrade the Express 2005 to SQL Server Enterprise R2.Here's what I did...
View ArticleSql 2008 blocking....
Every few weeks sp_who2 shows a chain of "spid"-s all blocked by one spid. (We usually ask the person with the main "spid" to log off)1. Is there any way to be more proactive, to look for likely issues...
View ArticleEstimated Number of rows Issue when Result set is empty
Hi All, i query the "orders" table from northwinds database The query is SELECT * FROM Orders WHERE OrderDate > '2000-01-01' The table has the orders data from 1996 to 1998 so ideally the result set...
View ArticleTempdb
HiAll,We have around 6 databases that we use in our queries. I would like to know what's the correct size of Temdb database size should be as all the databases are being referenced in order to boost...
View ArticlePeriodic server crashes on DB server, no cause?
We've got 2 DB servers, connected to a SAN via fiberchannel connection.We've had periodic (1-2) crashes a week off an on, but have become more frequent.The only thing running on the servers is SQL...
View ArticleProblem with performance. Maybe transaction log problem?
Hello,we have ETL process which starts everyday. I noticed that load time started to become bigger. Since no changes hasn't been made for weeks I think that it could be related to transaction...
View ArticleEstimated and Actual number of records in the plan drastically differ
Hi,I am facing strange issue. I am seeing the estimated and actual rows in the execution plans differing drastically. Some cases estimated row count would be 1 and actual will be one million odd and...
View ArticleSQL Connection memory usage is growing steadily
Issue:SQLconnection memory usage is growing steadily (8G after only 2 days). It can keep increasing and eventually eat all allocated memory and none process can be going on.System:SQL 2008 R2 on...
View ArticleSetFileIOOverlappedRange Error AFTER Installing SQL Server 2008 R2 SP2 / Win...
SQL Server 2008 R2 - 64 BitVersion: 10.5.4260 (SP2 CU1)OS: Windows Server 2008 R2 Enterprise 64 bit SP1 With Hotfix 2679255 installedSQL Server Trace flag 8903 enabledIn the environment described...
View ArticleWhat is a good SOP when you get a stack dump for an access violation?
We just got a single EXCEPTION_ACCESSS_VIOLATION error on a production box, the process was apparently killed but the server continued.How seriously does one want to take this, and what is a good...
View ArticleHelp - SQL 2000 (Microsoft ODBC SQL Server Driver Timeout Expired)
Hi,I am attempting to restore a 3TB database and keep getting the error "Microsoft ODBC SQL Server Driver Timeout Expired". I've verified that the backup files are good and can successfully restore...
View Articlelogin script to move an instance of sql 2008 R2 to another
Hi,I need to know what are the steps to capture logins when we move an instance from one server to another. I know the sp_helplogins but the issue is the login can be created in the destination server,...
View ArticleBACKUP SQLSERVER
If I have a sqlserver database, if I take a full backup, differential or log, the data to be recorded in the mdf, ndf and ldf while backapea, not reflected in the backup .... end, it is so or am I...
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