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Tsvetan Stoychev Profile
Tsvetan Stoychev

@ceckoslab

Followers
788
Following
1K
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287
Statuses
4K

Currently at Akamai, creator of Basic RUM: https://t.co/RQShZ6CVso, Webperformance enthusiast, Magento addict since Magento CE 1.2.1.2

Munich, Germany
Joined December 2010
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@ceckoslab
Tsvetan Stoychev
2 months
Been working on a module for integrating BasicRUM with Magento 1 LTS forks. Made a good progress with MahoCommerce cc: @MahoCommerce @fballiano
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@__treo
Treo
4 months
Monthly announcement: new CrUX data for August 2025 is now live on Treo β†’ https://t.co/6XHHZAk4tZ Treo SiteSpeed gives complete access to the CrUX BQ data, which is especially useful since the official CrUX Dashboard (based on the BQ dataset) will be deprecated in November.
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@desau13
Darrell Esau
4 months
We've recently added alert configuration to the new Akamai mPulse UI! The new configuration brings many enhancements over the legacy UI. Check it out:
Tweet card summary image
blog.akamai-mpulse.com
Introducing Alerts in mPulse UI
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@__treo
Treo
5 months
Your monthly reminder: July 2025 CrUX data is available on Treo https://t.co/6XHHZAjwEr
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@chdb_io
chdb
5 months
chDB v3.5.0 released with better support of PyArrow RecordBatchReader https://t.co/k1cs0ldaHG
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@chdb_io
chdb
7 months
chdb-node v1.3.0 is out now with query bind support! πŸŽ‰ Big thanks to the amazing chdb community for their efforts! Check it out: https://t.co/YZkDigxPV1 Shoutout to https://t.co/ASP1KMDI27 for the contributions! πŸš€
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@desau13
Darrell Esau
8 months
Very cool look at how the Iberian power outage was visible in RUM data by @bluesmoon looking at Akamai mPulse data:
Tweet card summary image
blog.akamai-mpulse.com
What patterns do we see in RUM data during the April 28th power outage in Portugal and Spain?
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@WebTwitr
Vinicius Dallacqua
8 months
This has been quite a ride! But now I have a working preview build with the agent analysing the call tree for INP events in place! Including using my own canvas rendering to render the relevant part of the timeline! Extracting the @ChromeDevTools calltree utils for the agent
@WebTwitr
Vinicius Dallacqua
8 months
Now that I've succesfully extracted my modifications on the @ChromeDevTools trace engine (thanks @paul_irish 🫑) and getting the granular info on the animation frames for an easier time processing that information and sending it over to the agent, I'll be focusing on getting
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@SpeedCurve
SpeedCurve
9 months
The User Happiness score aggregates a number of key #webperf and #ux metrics to give you an at-a-glance understanding of how many "happy" versus "unhappy" page views your site delivered. Here's how it's calculated:
support.speedcurve.com
An aggregate metric – available in RUM – that captures user happiness.
@nucliweb
Joan León 🏞️⚑️
9 months
Real User Monitoring (RUM) is a game changer when understanding how real people experience your website. This screenshot from @SpeedCurve shows just how valuable RUM can be β€” it highlights real-time metrics like: βœ… Largest Contentful Paint βœ… Interaction to Next Paint βœ…
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@__treo
Treo
9 months
This is your monthly announcement that the latest CrUX data for March 2025 is available at Treo: https://t.co/6XHHZAjwEr
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@desau13
Darrell Esau
9 months
If you've been looking for a way to share your custom Akamai mPulse dashboard with everyone in your account, we've got you covered with this new feature! https://t.co/VBwkEfvPhY
Tweet card summary image
blog.akamai-mpulse.com
Introducing Share Dashboards with Everyone in your account
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@kurtextrem
Jacob 'kurtextrem' Groß
9 months
My talk about collecting metrics beyond Web Vitals from Mozilla's performance.sync() event is now available on YT ➑️ https://t.co/m1JkZ4gyyK Especially interesting for sites that hydrate content, like w/ React βš›οΈ. There's so much more to monitor for UX than just LCP/INP/CLS.
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@desau13
Darrell Esau
9 months
mPulse users: Looking for longer term trend analysis, ad-hoc queries or cross-correlation with other Akamai performance metrics? Check out our new TrafficPeak connector to get your mPulse data into Hydrolix.
Tweet card summary image
blog.akamai-mpulse.com
mPulse data is now available in Akamai TrafficPeak
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@__treo
Treo
10 months
πŸ†• Introducing the new Latest view for Treo Site Speed: https://t.co/6XHHZAjwEr β€’ 6 months of data updated every week β€’ newest metrics for LCP type, LCP subparts, and RTT β€’ milliseconds option β€’ multi-select for navigation types β€’ and redesign of the charts
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@csswizardry
Harry Roberts
10 months
Your periodic reminder that @__treo may well be the most cost-effective and cleanest way to interrogate your @ChromeUXReport data.
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@__treo
Treo
10 months
πŸ†• Introducing support for LCP subparts: β€’ access 4 new metrics to debugging LCP, such as: Image Load Delay, Image Load Duration, and Image Render Delay β€’ see image/text resource types proportion for LCP With Treo, you can see metrics across many URLs, sort, find easy wins,
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@WebTwitr
Vinicius Dallacqua
11 months
The new sumary panel coming to @ChromeDevTools is just pureπŸ”₯
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@RUMArchive
RumArchive
11 months
Daily uploads and a two year review! https://t.co/3eQGPyT17y #webperf
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rumarchive.com
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@stoyanstefanov
Stoyan Stefanov πŸͺ©
11 months
After David Lynch's passing people suggested we should celebrate his life and work by doing something weird. So here's a new Client-Side Rendering JavaScript framework called 🐢 Lizzy.js:
Tweet card summary image
github.com
Zero-dependency, no-build, copy-paste, client-side rendering framework for listing and rendering markdown content - stoyan/Lizzy.js
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@ceckoslab
Tsvetan Stoychev
1 year
AI hallucination
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