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The evolution of single-core bandwidth in multicore processors

John McCalpin

For most high-end processors these values have remained in the range of 75% to 85% of the peak DRAM bandwidth of the system over the past 15-20 years — an amazing accomplishment given the increase in core count (with its associated cache coherence issues), number of DRAM channels, and ever-increasing pipelining of the DRAMs themselves.

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Image Processing Insights

KeyCDN

WebP is the way to go WebP was first developed by Google back in 2010 and has now become the successor of JPEG. Even if a browser doesn't support WebP, our WebP caching feature will ensure that the correct image format is delivered. WebP delivery doesn't require any change on the origin server with the WebP caching feature.

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USENIX SREcon APAC 2022: Computing Performance: What's on the Horizon

Brendan Gregg

I didn't end up getting published in SysAdmin directly, but my performance work did make it as a feature article (thanks Matty).

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Simple Parameterization and Trivial Plans — Part 2

SQL Performance

Simple parameterization has a number of quirks in this area, which can result in more parameterized plans being cached than expected, or finding different results compared with the unparameterized version. For the time being, let’s look at some examples using the Stack Overflow 2010 database on SQL Server 2019 CU 14. DisplayName.

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Simple Parameterization and Trivial Plans — Part 1

SQL Performance

In this first part, after a quick introduction, I look at the effects of simple parameterization on the plan cache. The aim is to reduce compilations by increasing cached plan reuse. Let’s look at an example, using the Stack Overflow 2010 database on SQL Server 2019 CU 14. Simple Parameterization. sp_configure. EXECUTE sys.

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How to Optimize Websites for Ad Publishers

Dotcom-Montior

Page speed has been a key factor in Google’s ranking algorithm since 2010 , so it is essential to understand the various ways you can optimize your pages and why implementing synthetic monitoring can ensure your pages perform flawlessly and revenue isn’t lost. Browser Caching: Although it may seem commonplace, caching is sometimes overlooked.

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USENIX SREcon APAC 2022: Computing Performance: What's on the Horizon

Brendan Gregg

As for attending USENIX conferences: I finally started attending and speaking at them in 2010 when a community manager encouraged me to (thanks Deirdre Straughan), and since then I've met many friends and connections, including Amy who is now USENIX President, and Rikki with whom I co-chaired the USENIX LISA18 conference.