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

Brendan Gregg

My personal opinion is that I don't see a widespread need for more capacity given horizontal scaling and servers that can already exceed 1 Tbyte of DRAM; bandwidth is also helpful, but I'd be concerned about the increased latency for adding a hop to more memory. Ford, et al., “TCP

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How to use Server Timing to get backend transparency from your CDN

Speed Curve

Google recommends that TTFB be 800ms at the 75th percentile. Charlie Vazac introduced server timing in a Performance Calendar post circa 2018. Caching the base page/HTML is common, and it should have a positive impact on backend times. Latency – How much time does it take to deliver a packet from A to B.

Servers 57
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USENIX SREcon APAC 2022: Computing Performance: What's on the Horizon

Brendan Gregg

My personal opinion is that I don't see a widespread need for more capacity given horizontal scaling and servers that can already exceed 1 Tbyte of DRAM; bandwidth is also helpful, but I'd be concerned about the increased latency for adding a hop to more memory. Ford, et al., “TCP

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Answering Common Questions About Interpreting Page Speed Reports

Smashing Magazine

Why do we need Lighthouse at all when Google also offers similar reports in PageSpeed Insights (PSI)? The truth is that the two tools were fairly distinct until PSI was updated in 2018 to use Lighthouse reporting. Google focuses on the 75th percentile of users in the CrUX data when reporting core web vitals metrics.

Speed 97
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Fixing a slow site iteratively

CSS - Tricks

Google’s industry benchmarks from 2018 also provide a striking breakdown of how each second of loading affects bounce rates. Source: Google /SOASTA Research, 2018. Speed is also something Google considers when ranking your website placement on mobile. Compressing, minifying and caching assets. Lighthouse.

Cache 92
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Optimize Images for Web

KeyCDN

Most of you have probably seen the following Google PageSpeed Insights optimization suggestion at one point or another when running a speed test: By compressing and adjusting the size of … you can save 14.2 KeyCDN’s Cache Enabler plugin is fully compatible the HTML attributes that make images responsive.

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Front-End Performance Checklist 2021

Smashing Magazine

Assets Optimizations Brotli, AVIF, WebP, responsive images, AV1, adaptive media loding, video compression, web fonts, Google fonts. Run performance experiments and measure outcomes — both on mobile and on desktop (for example, with Google Analytics ). Adjust the argument depending on the group of stakeholders you are speaking to.