RSS Bot@lemmy.bestiver.seBM to Lobste.rs@lemmy.bestiver.seEnglish · 3 months ago

Front-End’s Missing Metric: The TBT Window

csswizardry.com

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Front-End’s Missing Metric: The TBT Window

csswizardry.com

RSS Bot@lemmy.bestiver.seBM to Lobste.rs@lemmy.bestiver.seEnglish · 3 months ago

1

cross-posted to:
webdev@programming.dev

Front-End’s Missing Metric: The TBT Window – CSS Wizardry

csswizardry.com

The TBT Window is the FCP-to-TTI interval used to calculate Total Blocking Time. If FCP or TTI moves, TBT can change even when long tasks do not.

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swicano@programming.dev
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3 months ago
5th paragraph, after an ad break:

Total Blocking Time [quantifies] how unavailable the main thread is during page load.

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