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TSQL to obtain a list of current execution of Parallel Plans (MAXDOP)

Published 4 September 7 9:32 AM | SSQA.net

PARALLELISM is a close friend of DBA where you get to see it as a common occurence in the multi-processor server environment and during such performance issues you can also investigate whether a parallel plan is in use. For instance If a particular query...

Filed under: sql server, stats, performance, blocking, tuning, query, stored procedure, statistics, parallelism, contribution

How to check performance difference between 2 identical SQL Servers?

Published 5 July 7 10:6 AM | SSQA.net

Say you have two identical SQL Servers with similar databases in two different branches. Only the database sizes differ by about 20% and server machine are also identical. You will get a complaint that the performance of one is very very low compare to...

Filed under: sql server, stats, performance, server, query

Get backup and restore performance stats with a DMV

Published 12 June 7 8:25 AM | SSQA.net

Normally the backup and restore operation will be quick enough or depends upon the server configuration to complete. Say if you have started with a 2GB size of database and over the time as that database is updated, the amount of data that is included...

Filed under: sql server, stats, performance, restore, backup, dmv, read

Stored procedures performance issues

Published 8 May 7 5:57 AM | SqlServer-QA.net (SSQA)

Every now and then I tend to see lot of questions such as "We have a web application which interacts with SQL Server through Stored Procs. Every so often it seems the response time for an individual Stored Proc will go from a few seconds to a few...

Filed under: sql server, package, stats, perfmon, profiler, performance