In Figure 2, the durationof each request is displayed in dark blue and is shown relative to the start of the page load.
在图2中，每个请求的持续时间显示为深蓝色，并相对于页面装载的启始时间显示。
2
Before we kick-off a run, we have to specify the load and the durationof the run.
在首次运行之前，必须指定运行的负载和时间。
3
If you implement the quick and easy approach I've described, you can make your Web application load drop-down list items just once for the durationof the application's runtime.