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AMD EPYC Processors in Azure Virtual Machines

SQL Performance

This processor has a base clock speed of 2.0GHz, with an all-core boost speed of 2.55GHz, and a max boost clock speed of 3.0GHz. The L3 cache size is 64MB. Both of these Intel processors are special bespoke models that are not in the Intel ARK database. The L3 cache size is 64MB. lanes for I/O connectivity.

Azure 42
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Common SQL Server Mishaps

SQL Performance

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. When looking at backups, I check for recovery model and the current history of backups for each database. Azure SQL Database and Azure Managed Instance have managed backups.

Servers 49
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The Performance Inequality Gap, 2021

Alex Russell

A then-representative $200USD device had 4-8 slow (in-order, low-cache) cores, ~2GiB of RAM, and relatively slow MLC NAND flash storage. Recall that single-core performance most directly translates into speed on the web. mid-priced Androids were slightly faster than 2014's iPhone 6. The Moto G4 , for example. How bad is it?

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Is Intel Doomed in the Server CPU Space?

SQL Performance

This made it easier for database professionals to make the case for a hardware upgrade, and made the typical upgrade more worthwhile. They will also have up to 256MB of L3 cache per processor. You might be asking why you should care about all of this as a SQL Server Database professional? Figure 2: AMD EPYC Rome Processor.

Servers 46
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Understanding Execution Plan Operator Timings

SQL Performance

SQL Server 2014 SP2 and later produce runtime (“actual”) execution plans that can include elapsed time and CPU usage for each execution plan operator (see KB3170113 and this blog post by Pedro Lopes). The following examples use the public Stack Overflow 2013 database ( download details ), with a single index added: CREATE INDEX PP ON dbo.

Servers 95