Introduction

The Page Tuning Test visits one or more pages of one WebSite and uses the Performance Chart to detail which parts of the page are displaying poor download performance.

The example below enters CNN.com at http://www.cnn.com and visits several pages linked from the navigation bar located on the left hand side of the page.

Recording The Test

Before we begin, ensure eValid will be creating Detailed Log Messages.
This can be verified by clicking on Settings > Record/Play Preferences ...

... and selecting the radio button Detailed under the section Log Output.

Pick a start page for your test and click on Record > Start Recording.
For this example we will use CNN's WebPage at http://www.cnn.com.

In our example, we will visit the links WORLD, U.S., WEATHER, BUSINESS, SPORTS, and TECHNOLOGY.

Click on Record > Stop Recording when you are finished making a recording.

The completed script is shown here. page.tuning.evs

Typical Playback

Click Playback > Start Playback to begin the playback process.

Once the playback is finished, click Window > Logs > Performance Log to see the result of the playback.

A graphical representation will help better analyze the performance aspects of this WebPage based on the playback.
To view the data in graphical format, click on the Window > Graphs > Graphs(Single) > to view the graphs and ... click on the Performance to view the graph.

Graphical Output

Here is a graphical report of one playback of the above example. As you can see, each uncached page takes quite a while to load.

Lessons Learned

eValid can be used to obtain real measurements of download times running from a browser.