SQL Performance
APRIL 26, 2019
If so, you may have heard about the Azure SQL Database DTU calculator , and you may have also read about how it has been reverse engineered by Andy Mallon. He has been working with and supporting SQL Server predominantly in healthcare since 2008 in an administration, architecture, development, and BI capacity.
Brendan Gregg
FEBRUARY 28, 2023
That's about 24 hours from now! ## References I've reproduced the references from my SREcon22 keynote below, so you can click on links: - [Gregg 08] Brendan Gregg, “ZFS L2ARC,” [link] Jul 2008 - [Gregg 10] Brendan Gregg, “Visualizations for Performance Analysis (and More),” [link] 2010 - [Greenberg 11] Marc Greenberg, “DDR4: Double the speed, double (..)
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SQL Performance
MARCH 15, 2021
Since SQL Server 2012 (and, to a much lesser extent, since SQL Server 2008), the most complete and flexible solution for monitoring events on a SQL Server instance has been Extended Events. There is an XEvents Profiler built into modern versions of SSMS, with an equivalent extension for Azure Data Studio.
SQL Performance
JUNE 21, 2019
This article will expand on my previous article and point out how these apply to SQL Server , Azure SQL Database , and Azure SQL Managed Instance. Azure SQL Database and Azure Managed Instance have managed backups. This issue is valid for on-premises, IaaS, and partially for Azure SQL Managed Instance. Statistics.
SQL Server According to Bob
JUNE 22, 2016
Keep in mind that the vast majority of CMemThread objects (SQL 2005, 2008, 2008 R2, 2012, 2014, Azure DB and 2016) are not partitioned. The three types of CMemThread partitioning and associated details are described in my previous post: [link]. A few are partitioned by NUMA node and fewer by CPU during their creation.
Brendan Gregg
FEBRUARY 28, 2023
References I've reproduced the references from my SREcon22 keynote below, so you can click on links: [Gregg 08] Brendan Gregg, “ZFS L2ARC,” [link] , Jul 2008 [Gregg 10] Brendan Gregg, “Visualizations for Performance Analysis (and More),” [link] , 2010 [Greenberg 11] Marc Greenberg, “DDR4: Double the speed, double the latency?
SQL Performance
JANUARY 22, 2020
Table-valued parameters have been around since SQL Server 2008 and provide a useful mechanism for sending multiple rows of data to SQL Server, brought together as a single parameterized call. Where this really can make a difference is in cloud implementations where you are paying for more than just compute and storage resources.
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