The “Analyze” page will let you view results on running and completed tests. Double click on the test that you want to Analyze and then the analysis will open. See below for a more thorough explanation of how to read and use the graphs that are generated.
Performance testing is typically done to help identify bottlenecks in a system, establish a baseline for future testing, or support a performance tuning effort. Some performance tests are used to determine compliance with performance goals and requirements, and/or collect other performance-related data to help stakeholders make informed decisions related to the overall quality of the…
An “Entity Tag”, or ETag, is part of HTTP protocol used in conditional GET requests, incorporating caching into the HTTP protocol itself. ETags are meant as an additional way to validate a local cache. The idea is to attach a bit of metadata to the header of each request to uniquely identify a specific version…
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Recently I compared performance tests of our Contact-Us page for embedding an interactive Google map versus using a simple JPEG screenshot with a hyperlink to the full Google map. What I found was that the interactive Google map on average made our Contact-Us page: 3x Slower Page Load Time 7x Larger (cumulative file sizes) 5x…
WebPageTest (WPT) is a free, open source tool that is used to evaluate web page performance. The great thing about WPT is that it can be utilized by people with all levels of expertise, and has many options for advanced settings and customizations. The public WPT instances cover many scenarios, but private instances can be…
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