RUM Vs. Synthetic Data Analysis

When performing statistical analysis on aggregations, it is very important to understand its subsets. This is especially true when interpreting RUM data aggregated across multiple regions, since an end user’s distance from the datacenter hosting the website impacts the performance of the page on end user’s browser. To illustrate this…

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Top Shelf vs. Watered-Down RUM

Last week we asked our readers to sign a petition requesting Apple to add the Navigation Timing specification on Safari browsers. This week we are detailing the two different methods for Real User Measurement and why using Navigation Timing is crucial for accurate metrics. Real User Measurement (RUM) is a…

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A million thanks!

This post has nothing to do with web performance… well kind of. Starting a company is an adventure, with its highs and lows.  It’s a real roller coaster, but no one told us that when we decided to leave our comfortable jobs at Google almost 5 years ago. The highlights for me are always customer-related. …

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