Category: Web performance

Comment réduire le TTFB d’un site ?

Pour optimiser le Time To First Byte, vous pouvez essayer les solutions suivantes : Définition du TTFB TTFB signifie “Time To First Byte”. C’est le temps que prend un navigateur pour recevoir le premier octet de données d’une ressource depuis un serveur Web. Il mesure le temps total entre l’envoi d’une requête HTTP et la […]
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Tutorial: WebPageTest Private Instance with Google Cloud Compute (GCP)

Bulk test isn’t available in public WebPageTest offer.I’ve quickly made the tutorial which you can reuse to create your own instance, for a price starting from $1 per month if you are careful 🙂 1/ Setup the main server 2/ Setup agent template 3/ Start an agent in the desired location 4/ Start a test […]
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Finding the LCP node with Chrome DevTools

Official documentation about Largest Contentful Paint is super interesting and explicit. But it misses one thing: How to identify the largest node / block / image /text ? Chrome DevTools allows you to find which node you should optimize. Simply follow the steps below. Open Chrome Open the page you want to find the LCP […]
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