#webperf — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #webperf, aggregated by home.social.
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You press Enter. Six things happen and four of them are pure bureaucracy.
DNS, TCP, TLS and only then does your actual request leave the building. The page has not started arriving yet.
Everything I have drawn so far in this series happens before the first byte of content shows up.
#WebPerf #Networking #DevOps #SysAdmin #Blog #Thoughts #Fediverse
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You press Enter. Six things happen and four of them are pure bureaucracy.
DNS, TCP, TLS and only then does your actual request leave the building. The page has not started arriving yet.
Everything I have drawn so far in this series happens before the first byte of content shows up.
#WebPerf #Networking #DevOps #SysAdmin #Blog #Thoughts #Fediverse
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July Core Web Vitals data for Shopify themes is now live on Theme Vitals!
https://themevitals.com/newsletter/2026-08/Nothing too exciting this month. Sadly, Horizon performance still lags.
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July Core Web Vitals data for Shopify themes is now live on Theme Vitals!
https://themevitals.com/newsletter/2026-08/Nothing too exciting this month. Sadly, Horizon performance still lags.
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#Development #Launches
Agent Skills · Production-grade engineering skills for AI coding agents https://ilo.im/16f2vn_____
#Engineering #Coding #AI #AiAgents #Accessibility #Security #WebPerf #WebDev #Frontend #Backend -
#Development #Launches
Agent Skills · Production-grade engineering skills for AI coding agents https://ilo.im/16f2vn_____
#Engineering #Coding #AI #AiAgents #Accessibility #Security #WebPerf #WebDev #Frontend #Backend -
Compare JPG, PNG, WebP & AVIF side by side at different quality levels. Upload your image, see file sizes, compression ratios & load times – all in your browser. Find out which format wins at each quality setting.
100% private, no uploads.
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Compare JPG, PNG, WebP & AVIF side by side at different quality levels. Upload your image, see file sizes, compression ratios & load times – all in your browser. Find out which format wins at each quality setting.
100% private, no uploads.
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Cache warming after the click is already late.
Cryovex Edge Prime v5.0.0 is moving toward predictive demand, browser speculation, atomic edge coherence and outage continuity.
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Cache warming after the click is already late.
Cryovex Edge Prime v5.0.0 is moving toward predictive demand, browser speculation, atomic edge coherence and outage continuity.
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Most WordPress cache warmers fail for two simple reasons: they blindly sweep every URL on a rigid schedule, and they hammer the origin server until it chokes.
Over the v2.6.0 to v2.9.0 RC1 release cycle of Cryovex Edge Prime, we rebuilt cache warming into an autonomous, self-recovering performance engine:
⚙️ Event Orchestration (v2.6): Real-time event triggers, coalescing, and adaptive workload backoff to keep origin servers healthy.
📊 Coverage Ledger (v2.7): A flat, custom database ledger tracking page freshness so the planner only warms due targets within strict request budgets.
🧠 Deterministic Policy Engine (v2.8): Self-managing configuration across 55 settings with automatic rollbacks and 30-day learning holds—zero opaque AI required.
🛡️ Autonomous Resilience (v2.9 RC1): Self-repairing cron schedules, lock recovery for interrupted workers, and database growth governance.
Read the full engineering breakdown on: https://medium.com/@martinguayott/wordpress-cache-warmer-why-yours-fails-how-we-fixed-it-21cbaaab0423
#WordPress #WebPerf #DevOps #Caching #PHP #SystemArchitecture
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Most WordPress cache warmers fail for two simple reasons: they blindly sweep every URL on a rigid schedule, and they hammer the origin server until it chokes.
Over the v2.6.0 to v2.9.0 RC1 release cycle of Cryovex Edge Prime, we rebuilt cache warming into an autonomous, self-recovering performance engine:
⚙️ Event Orchestration (v2.6): Real-time event triggers, coalescing, and adaptive workload backoff to keep origin servers healthy.
📊 Coverage Ledger (v2.7): A flat, custom database ledger tracking page freshness so the planner only warms due targets within strict request budgets.
🧠 Deterministic Policy Engine (v2.8): Self-managing configuration across 55 settings with automatic rollbacks and 30-day learning holds—zero opaque AI required.
🛡️ Autonomous Resilience (v2.9 RC1): Self-repairing cron schedules, lock recovery for interrupted workers, and database growth governance.
Read the full engineering breakdown on: https://medium.com/@martinguayott/wordpress-cache-warmer-why-yours-fails-how-we-fixed-it-21cbaaab0423
#WordPress #WebPerf #DevOps #Caching #PHP #SystemArchitecture
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Most WordPress cache warmers act like a micro-DDoS attack against your origin server—locking MySQL tables and starving execution threads.
We engineered Cryovex Edge Prime: a stateful, self-healing cache engine with 3-state circuit breakers, direct-loopback failovers, and primary-key batch compaction.
Read the full engineering roadmap from v0 to v2.6.0:
https://medium.com/@martinguayott/wordpress-cache-warmer-why-yours-fails-how-we-fixed-it-21cbaaab0423 -
Most WordPress cache warmers act like a micro-DDoS attack against your origin server—locking MySQL tables and starving execution threads.
We engineered Cryovex Edge Prime: a stateful, self-healing cache engine with 3-state circuit breakers, direct-loopback failovers, and primary-key batch compaction.
Read the full engineering roadmap from v0 to v2.6.0:
https://medium.com/@martinguayott/wordpress-cache-warmer-why-yours-fails-how-we-fixed-it-21cbaaab0423 -
#Development #Proposals
Stop downloading twice · What to expect from the Cross-Origin Storage API? https://ilo.im/16eubx_____
#Files #Storage #Browser #APIs #CDNs #AI #WebPerf #WebDev #Frontend #JavaScript -
#Development #Proposals
Stop downloading twice · What to expect from the Cross-Origin Storage API? https://ilo.im/16eubx_____
#Files #Storage #Browser #APIs #CDNs #AI #WebPerf #WebDev #Frontend #JavaScript -
#Development #Guides
Measuring component performance · How the Container Timing API goes beyond Element Timing https://ilo.im/16etqx_____
#Components #LCP #ContainerTiming #Chrome #Browser #APIs #WebPerf #WebDev #Frontend #JavaScript -
#Development #Guides
Measuring component performance · How the Container Timing API goes beyond Element Timing https://ilo.im/16etqx_____
#Components #LCP #ContainerTiming #Chrome #Browser #APIs #WebPerf #WebDev #Frontend #JavaScript -
#Development #Findings
New Core Web Vitals research · “Good” for Google may not be good enough for your site https://ilo.im/16eqer_____
#Business #Metrics #Google #WebVitals #LCP #RUM #Website #WebPerf #WebDev #Frontend -
#Development #Findings
New Core Web Vitals research · “Good” for Google may not be good enough for your site https://ilo.im/16eqer_____
#Business #Metrics #Google #WebVitals #LCP #RUM #Website #WebPerf #WebDev #Frontend -
#Development #Debates
Your “app” could have been a webpage · ”A webpage would have been so much better.” https://ilo.im/16eez2_____
#NativeApps #Websites #Advertising #Tracking #WebPerf #WebDev #Frontend #HTML #JSON -
#Development #Debates
Your “app” could have been a webpage · ”A webpage would have been so much better.” https://ilo.im/16eez2_____
#NativeApps #Websites #Advertising #Tracking #WebPerf #WebDev #Frontend #HTML #JSON -
#Development #Pitfalls
I thought AVIF would make images smaller · Optimization isn’t about using the newest format https://ilo.im/16eh5w_____
#Images #ImageFormats #AVIF #WebP #Content #Website #WebPerf #WebDev #Frontend -
#Development #Pitfalls
I thought AVIF would make images smaller · Optimization isn’t about using the newest format https://ilo.im/16eh5w_____
#Images #ImageFormats #AVIF #WebP #Content #Website #WebPerf #WebDev #Frontend -
Videos from our meetup yesterday are up!
@[email protected] discussed why the speed of user experience matters and the UX Speed Museum. Almudena explored the environmental cost of Generative AI, sharing practical strategies. #webperf
www.youtube.com/playlist?lis...
Episode 12 | PerformanceObserv... -
Videos from our meetup yesterday are up!
@[email protected] discussed why the speed of user experience matters and the UX Speed Museum. Almudena explored the environmental cost of Generative AI, sharing practical strategies. #webperf
www.youtube.com/playlist?lis...
Episode 12 | PerformanceObserv... -
#Design #Proposals
Should we drop “Responsive” for design? · Rethinking “Responsive Design” and “Adaptive Design” https://ilo.im/16ecqa_____
#Terminology #ResponsiveDesign #AdaptiveDesign #UxDesign #UiDesign #WebDesign #Development #WebPerf #WebDev #Frontend -
#Design #Proposals
Should we drop “Responsive” for design? · Rethinking “Responsive Design” and “Adaptive Design” https://ilo.im/16ecqa_____
#Terminology #ResponsiveDesign #AdaptiveDesign #UxDesign #UiDesign #WebDesign #Development #WebPerf #WebDev #Frontend -
#Development #Announcements
Introducing the Safari MCP server · Let your AI agent inspect web pages in Safari https://ilo.im/16e873_____
#Safari #Browser #AI #AiAgents #MCP #Debugging #Accessibility #WebPerf #WebDev #Frontend -
#Development #Announcements
Introducing the Safari MCP server · Let your AI agent inspect web pages in Safari https://ilo.im/16e873_____
#Safari #Browser #AI #AiAgents #MCP #Debugging #Accessibility #WebPerf #WebDev #Frontend -
#Development #Guidelines
Revisiting best practices for HTML video · “We should think more about how we use video on the web.” https://ilo.im/16dyjr_____
#Videos #LazyLoading #CLS #Accessibility #Browsers #WebPerf #WebDev #Frontend #HTML -
#Development #Guidelines
Revisiting best practices for HTML video · “We should think more about how we use video on the web.” https://ilo.im/16dyjr_____
#Videos #LazyLoading #CLS #Accessibility #Browsers #WebPerf #WebDev #Frontend #HTML -
#Business
The Blink prototype is 28% faster · Why Apple‘s iOS browser engine ban must end https://ilo.im/16dv5v_____
#Browser #BrowserEngine #WebKit #Blink #iOS #iPadOS #WebPerf #Development #WebDev #Frontend -
#Business
The Blink prototype is 28% faster · Why Apple‘s iOS browser engine ban must end https://ilo.im/16dv5v_____
#Browser #BrowserEngine #WebKit #Blink #iOS #iPadOS #WebPerf #Development #WebDev #Frontend -
Are MutationObservers and the like idempotent when calling `.observe()` on the same element with the same config? #webperf #javascript
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Are MutationObservers and the like idempotent when calling `.observe()` on the same element with the same config? #webperf #javascript
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The 49MB Web Page 😢 😡
https://thatshubham.com/blog/news-audit
"stop letting third-party marketing scripts dictate the website's architecture"
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The 49MB Web Page 😢 😡
https://thatshubham.com/blog/news-audit
"stop letting third-party marketing scripts dictate the website's architecture"
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Another performance win for hosting on
@cloudflare
HTTP/3 advertised over DNS, so browsers can negotiate HTTP/3 on the first connection!
#webperf #dns #cloudflare savearoundtrip.com -
Another performance win for hosting on
@cloudflare
HTTP/3 advertised over DNS, so browsers can negotiate HTTP/3 on the first connection!
#webperf #dns #cloudflare savearoundtrip.com -
RE: https://mastodon.online/@jdapena/116755545170847720
This is happening today at @webhackfest !
💬 AI ate web food! Putting a browser on a (memory) diet
🗓️ Tuesday, June 16th · Noon CEST · CSS Room.We will cover the new challenges to web browsers memory usage, in 2026, caused by the RAM prices crush (and more!).
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RE: https://mastodon.online/@jdapena/116755545170847720
This is happening today at @webhackfest !
💬 AI ate web food! Putting a browser on a (memory) diet
🗓️ Tuesday, June 16th · Noon CEST · CSS Room.We will cover the new challenges to web browsers memory usage, in 2026, caused by the RAM prices crush (and more!).
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@webhackfest kicked off today!
Tomorrow, I am facilitating a breakout session:
💬 AI ate web food! Putting a browser on a (memory) diet
🗓️ Tuesday, June 16th · Noon CEST · CSS Room.
cc @igalia
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@webhackfest kicked off today!
Tomorrow, I am facilitating a breakout session:
💬 AI ate web food! Putting a browser on a (memory) diet
🗓️ Tuesday, June 16th · Noon CEST · CSS Room.
cc @igalia
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some interesting takeaways here
Chained CSS custom properties are faster than you think (here’s why)
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some interesting takeaways here
Chained CSS custom properties are faster than you think (here’s why)
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#Development #Approaches
“HTML is the new JSON” · Streaming HTML out of order for instant UI updates https://ilo.im/16dkru_____
#HtmlStreaming #Chrome #Browser #APIs #JSON #WebPerf #WebDev #Frontend #HTML #JavaScript -
#Development #Approaches
“HTML is the new JSON” · Streaming HTML out of order for instant UI updates https://ilo.im/16dkru_____
#HtmlStreaming #Chrome #Browser #APIs #JSON #WebPerf #WebDev #Frontend #HTML #JavaScript -
“Core Mobile Vitals: Understand how your users feel about your app” by @tammy
🔗 https://embrace.io/blog/core-mobile-vitals/
> if you ask a mobile team “is your app healthy?”, you’ll probably get a 20-minute technical briefing that involves crash rates, ANRs, Apdex scores, CPU utilization, and a handful of other metrics that make total sense to engineers and mean absolutely nothing to everyone else in the building.
>
> To be clear, those… -
“Core Mobile Vitals: Understand how your users feel about your app” by @tammy
🔗 https://embrace.io/blog/core-mobile-vitals/
> if you ask a mobile team “is your app healthy?”, you’ll probably get a 20-minute technical briefing that involves crash rates, ANRs, Apdex scores, CPU utilization, and a handful of other metrics that make total sense to engineers and mean absolutely nothing to everyone else in the building.
>
> To be clear, those… -
Lets make #WooCommerce the best block-theme-friendly plugin:
https://github.com/woocommerce/woocommerce/issues/65615
#WordPress #webPerf #BlockTheme -
And if you're interested in #WebPerf for #Shopify sites, you should check the work of @sia : https://front-end.social/@sia/116720665311433472
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“Store Speed and Conversion: What the Data Shows” by Mateusz Krzeszowiak
🔗 https://www.shopify.com/enterprise/blog/store-speed-conversion
> Speed matters—but it's one of many variables. Our data shows a clear correlation between performance and conversion, though not direct causation. Every store is different, and factors like product catalog, marketing, and where your store is in its journey all play a role.
⚓️ https://nicolas-hoizey.com/links/2026/06/09/store-speed-and-conversion-what-the-data-shows/
