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The Speed of Time

Brendan Gregg

Measuring the speed of time Is there already a microbenchmark for os::javaTimeMillis()? As for tracesys: I investigated the overhead for other syscalls and found it to be negligible, and before I returned to work on it further the kernel code paths changed and it was no longer present in the stacks. 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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Detect VMware Aria Operations for Logs exploitation with Dynatrace and DQL

Dynatrace

In their report , they presented how an attacker could use three different CVEs to achieve remote code execution. In this blog post, we show how to discover the original attacks toward the Aria Operations for Logs vulnerability using Dynatrace and DQL by finding the IoC-s from the log records. download_file '.tar')):url

Analytics 269
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Best Web Performance Books to Learn Site Speed Optimization

MachMetrics

If you’re looking to read optimization ideas from one of the greatest minds in speed performance, look no further. Souders presents his 14 rules throughout the course of the book while discussing the importance of front-end performance. If these rules can be applied to improving speeds at Yahoo! Source: Amazon.

Speed 85
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The DevTools Performance Tab – Using Chrome’s Profiler to Optimize Your Page Speed

MachMetrics

Chrome’s DevTools suite contains some of the most powerful tools available to help you analyze and improve the speed of your website (or web app). This is usually because while this tab initially appears very simple, upon running the test you are presented with a ton of data on the site you are testing. To improve your site!

Speed 99
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How to Optimize CSS for Speed

MachMetrics

However, if utilized carelessly, CSS can greatly affect our page speed. That’s good to know, but I know you’re looking for a css speed test, or techniques for optimizing your css for speed. This is another reason why page speed scores can be misleading. Learn more about the other benefits of a CDN for speed.

Speed 78
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What Web Designers Can Do To Speed Up Mobile Websites

Smashing Magazine

What Web Designers Can Do To Speed Up Mobile Websites. What Web Designers Can Do To Speed Up Mobile Websites. I recently wrote a blog post for a web designer client about page speed and why it matters. What I didn’t know before writing it was that her agency was struggling to optimize their mobile websites for speed.

Website 110