Configuring HP WebQoS for HP-UX

Using HP WebQoS

Displaying Site Statistics

Chapter 4 105

queues, displayed as the percent full. Note that there is a separate

queue for each request class. Typically the queues are reported to

be 0% full, because the web server removes each request from a

queue as soon as it is added to the queue. A queue will be more

than 0% full if there is a large burst of incoming requests, or if the

web server is overloaded. There may be up to a 30 second delay in

reporting the queue utilization.

• The aggregate number of outstanding deferred sessions. This is

the number of deferrals that are outstanding at a given instant of

time. It is incremented every time a deferral is initiated. The total

is adjusted after the reservation time speciﬁed for the deferred

session has expired. It is updated to shared memory every 30

seconds.

• The current defer time, displayed in seconds.This is the defer time

that the last defer session received. It is logged every time a defer

event occurs, and is reset when the SLO is in compliance.

• The average defer time for the last 30 minutes, displayed in

seconds. The data is collected every 30 seconds, and the average is

updated.

Viewing Site Session Control Statistics

You can view the percentage of new sessions admitted, deferred,

redirected, or rejected per Request Class from the Site Performance

Statistics Session Control Statistics screen by following these

steps:

1. Select a site in the Services or Systems view.

2. Choose the Statistics task icon from the task bar or Actions:

Statistics. The Site Performance Statistics window displays.

3. Select the Session Control Statistics tab from the Site

Performance Statistics window (Figure 4-6, Site Session Control

Statistics Screen).