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Monitoring your sites for key performance metrics like Page Load or Visually Complete is important, because it helps uncover errors, outages, and critical defects. When performance degrades, you have to figure out why. While reading a waterfall diagram can help provide insight into what the browser was doing, you are still trying to reconstruct what the user experienced by looking at a timeline showing when a browser requested and received content. This is kind of like trying to experience a Broadway musical by only reading the sheet music. To...

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We are excited to introduce user experience monitoring for Rigor. User experience monitoring allows you to augment measuring the timing of browser events like page loads by measuring visual metrics about how the page is shown to a visitor. Specifically, Rigor now allows you to measure, alert, and trend on the Start Render time, Visually Complete time, and Speed Index for a web page. You can even download a collection of screenshots showing you exactly what a user would experience when viewing your site.Let's talk about these new metric...

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