Brent continues his DBA Training Plan: Whenever your queries need to wait on something – storage, locks, memory, whatever – SQL Server tracks what it’s waiting on, and for how long. It’s like you’re seeing INSIDE the server, with all kinds of possible debug points being tracked. All you have to do is ask SQL Server, “What have you been waiting on?”. Here Brent shows you how.
2019-09-27
This week Steve is wondering if you know how to use waits and queues for troubleshooting.
2019-08-23
639 reads
2019-06-24
792 reads
2019-06-10
1,101 reads
In which you ask your assistant to fetch your coffee, and time them.
2018-10-19
3,120 reads
Paul Randal adds another chapter to his thorough series on knee-jerk wait statistics, focusing on the often-misunderstood PAGELATCH_XX waits.
2015-11-05
5,574 reads
This beginner's guide to Wait Stats by Jonathan Kehayias and Erin Stellato is a free PDF download brought to you by SQL Skills and Simple-Talk.
2014-04-18
5,338 reads
By Steve Jones
Leave a gate behind you the way you first found it. – from Excellent...
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Fix Slow, Bloated MSDB: Purge Old History And Add Missing Indexes ...
By James Serra
Organizations increasingly want Snowflake and Microsoft Fabric to coexist without duplicating data or fragmenting...
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If I have a fillfactor set to 70%, this reduces my page density to roughly 70%. Does this affect the query plans that the optimizer chooses?
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