GTmetrix Performance Blog
News, updates and guides on GTmetrix and general web performance
How to test with Custom Connection Speeds with GTmetrix
Test your page load on customized connection speeds with GTmetrix. Useful if you want to test how a unique connection speed (high speed broadband, corporate fibre connection, etc.) may affect your site’s load performance.
Black Friday/Cyber Monday 2017: Performance Blips and Blunders of Top Online Retailers
We monitored over 50 sites from the UK and the United States to see how they held up with the online retail rush that is Black Friday and Cyber Monday.
Meltdown/Spectre & GTmetrix: How patched servers affected us – and potentially you.
On December 28th, 2017, our test servers were patched to protect against Meltdown and Spectre vulnerabilities. Upon reboot, we noticed an increase in job runtime – roughly a 10% increase to the norm.
Browsers Updated and First Contentful Paint Added
In this release, major changes include upgrading Chrome and Firefox and also adding the First Contentful Paint timing.
First Contentful Paint Explained
Along with various other upgrades, Chrome 62 introduced the First Contentful Paint timing, which differs from First Paint.
Read on to discover the difference.
