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Site-Speed Topography Remapped

CSS Wizardry

This is an update to my 2020 article Site-Speed Topography. Around two and a half years ago, I debuted my Site-Speed Topography technique for getting broad view of an entire site’s performance from just a handful of key URLs and some readily available metrics. What Is Site-Speed Topography? Are any metrics over budget?

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Announcing the Availability of Percona Backup for MongoDB 2.2.0

Percona

To make sure that Percona Backup for MongoDB answers the pains of our customers, we took the common denominator of the pains that anyone using snapshot capabilities faces when performing backups and restores and positioned PBM as the open source, freely available answer to those pains. I am happy to announce that with PBM 2.2.0,

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The Speed of Time

Brendan Gregg

Measuring the speed of time Is there already a microbenchmark for os::javaTimeMillis()? Checking those available: $ cat /sys/devices/system/clocksource/clocksource0/available_clocksource. Microbenchmark os::javaTimeMillis() on both systems. Try changing the kernel clocksource.

Speed 126
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Core Web Vitals for Search Engine Optimisation: What Do We Need to Know?

CSS Wizardry

Google do strongly encourage you to focus on site speed for better performance in Search, but, if you don’t pass all relevant Core Web Vitals (and the applicable factors from the Page Experience report) they will not push you down the rankings. While Core Web Vitals can help with SEO, there’s so much more to site-speed than that.

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7 Best Performance Testing Tools to Look Out for in 2021

DZone

Performances testing helps establish the scalability, stability, and speed of the software application. With rising competition in the digital world and the requirement to be present in the top rank of the category, makes performance tests crucial for companies.

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Best Web Performance Books to Learn Site Speed Optimization

MachMetrics

And if you absolutely have to have it on a device, most of them are available via Kindle as well. If you’re looking to read optimization ideas from one of the greatest minds in speed performance, look no further. If these rules can be applied to improving speeds at Yahoo! Let’s get started! Source: Amazon.

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Detecting Scene Changes in Audiovisual Content

The Netflix TechBlog

In this blog post, we present two complementary approaches to scene boundary detection in audiovisual content. For the second challenge, we use dynamic time warping (DTW), a method for measuring the similarity between two sequences that may vary in time or speed. However, it presupposes the availability of high-quality screenplays.