In this case, the caching capabilities of the ODR that we examined earlier will provide you with a performance boost over using the file serving servlet alone without an upstream content cache.

In addition to the previous tools discussed for Web serving testing, IBM has a tool called Trade3, which is the WebSphere end-to-end benchmark and performance sample application.

To increase performance, you can also tell Drupal to aggregate all CSS files into a single one before serving pages to the browser.