Articles from 2021

Displaying posts 13 - 24 of 33 in total

What is Time to Interactive?

Posted on the 30th April on the Metritool blog

The Time to Interactive metric measures the time from when the page starts loading to when all of its main sub-resources have loaded, and it is able to respond to user input in an acceptable time.

What is Cumulative Layout Shift?

Posted on the 29th April on the Metritool blog

Cumulative Layout Shift measures the sum of all individual layout shift scores for every unexpected layout shift during the lifespan of the page. A layout shift occurs any time an element visibly changes its position between rendered frames.

What is Total Blocking Time?

Posted on the 19th April on the Metritool blog

Total Blocking Time measures the total time it takes for the page to become responsive to user input such as mouse clicks or keyboard presses.

What is Speed Index?

Posted on the 16th April on the Metritool blog

The Speed Index metric measures how quickly the page content is displayed when a user navigates to the page.

What is Largest Contentful Paint (LCP)?

Posted on the 13th April on the Metritool blog

The Largest Contentful Paint (LCP) Lighthouse performance metric measures the time it takes for the largest element in the viewport to be rendered, from when the page initially starts loading.

What is First Contentful Paint (FCP)? 

Posted on the 8th April on the Metritool blog

Capturing an aspect of page load speed, First Contentful Paint (FCP) is one of the six metrics tracked within the “Performance” section of the Lighthouse report.