GTmetrix Performance Blog
News, updates and guides on GTmetrix and general web performance
Tag: PageSpeed
Black Friday/Cyber Monday 2019: Performance Blips and Blunders of Top Online Retailers
This article may contain outdated material The analysis performed in this article references the legacy version of GTmetrix. We’re back this year with Black Friday/Cyber Monday Performance Blips and Blunders 2019 edition! Like we did in previous years, we monitored the most popular online retail sites from the US and UK to see how they […]
How to Analyze a Waterfall Chart
In a continuation of our first Waterfall Charts explained article, we’ll now go through general concepts to help you analyze a Waterfall Chart and discover performance issues for yourself.
New SSL Timing in Waterfall Chart, Capacity Upgrades, and Other Updates
This article may contain outdated material The features outlined in this article are still available. However, the content pertains to the legacy version of GTmetrix. Whew! A lot of general improvements and maintenance were completed in this release.
Infographic: Black Friday/Cyber Monday 2018 Performance Blips and Blunders
This article may contain outdated material The infographics in this article reference the legacy version of GTmetrix. Check out our Black Friday 2018 Performance Infographic!
Black Friday/Cyber Monday 2018: Performance Blips and Blunders of Top Online Retailers
This article may contain outdated material The analysis performed in this article references the legacy version of GTmetrix. Continuing from our last year’s Black Friday/Cyber Monday post, we monitored over 50 popular retailer sites from the UK/US to see how they fared in this year’s shopping rush.