In web development, knowledge is power. Without a decent AJAX diagnostic tool, it's hard to know what's slowing down your site. Even basic performance monitoring tools don't give developers all the information they need. AJAX frameworks are pushing more logic into the browser and becoming more important for running Web 2.0 technologies. For this reason, a sophisticated AJAX diagnostic tool is necessary for finding the bottlenecks in high-performance websites. DZone reviewed a new, free tool from dynaTrace with Eric Senunas, dynaTrace's Senior Director of Marketing and Communications. In this exclusive interview, DZone
learned about the deep analysis features of dynaTrace AJAX Edition.
Here are the graphical results of a session running Gmail in Internet Explorer 8:
The Network View can be accessed by clicking on the Network node in the Cockpit. It shows all Network Requests that happened during the whole browser session or on individual pages. Every request is color-coded. Requests that took the most time to download are highlighted in red. The Time Chart column sorts the network requests into a sequence showing when each one was requested by the browser.
Here is the Hot Spot View:
AJAX Edition supports automatic diagnostic collection. The tool can integrate with web testing frameworks like Selenium, Watir, and WebAii. AJAX Edition also supports code level insight into almost any third-party AJAX framework (JQuery, GWT, Yahoo! UI Library, etc.).
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