Novell ACCESS MANAGER 3.1 SP1 - GATEWAY GUIDE Manual page 123

Cache Freshness
Table 4-6
Statistic Description
Total "Get If Modified Displays the total number of Get If Modified Since requests that the Access
Since" Request Gateway has received from browsers.
Total Not Modified Displays the total number of 304 Not Modified replies that the Access Gateway
Replies has received from the Web servers for updated content.
Cache Freshness Displays the percentage of objects in cache that are considered fresh.
Oldest Object in Displays how long the oldest cache object has been cached.
Memory
Server Benefits
Select whether to monitor live or static statistics:
Statistics: Select this option to view the statistics as currently gathered. The page is static and the
statistics are not updated until you click Live Statistics Monitoring.
Live Statistics Monitoring: Select this option to view the statistics as currently gathered and to
have them refreshed at the rate specified in the Refresh Rate field.
The Server Benefits page displays information about bandwidth and DNS caching:
Server Benefits
Table 4-7
Statistic
Total Bandwidth Saved
Bytes Saved per Second
Bandwidth Saved
Total DNS Lookups Saved
DNS "Modified Since"
Queries Returning False
Total Number of
Connections Saved
Service Provider Activity
Select whether to monitor live or static statistics:
Statistics: Select this option to view the statistics as currently gathered. The page is static and the
statistics are not updated until you click Live Statistics Monitoring.
Description
Displays the amount of bandwidth saved by using data cached by the
Access Gateway rather than requesting the data from the Web servers.
Displays how many bytes of data the Access Gateway was able to send
from cache rather than requesting it from the Web servers.
Displays the amount of bandwidth saved by using data cached by the
Access Gateway rather than requesting the data from the Web servers.
Displays the number of DNS requests that the Access Gateway could
solve locally without performing a DNS lookup.
Displays the number of DNS Modified Since queries that the Access
Gateway was able to service with a false value.
Displays the number of connections that the Access Gateway has with
clients minus the number of connections that the Access Gateway has
with Web servers. This statistic indicates the number of connections that
the Access Gateway is off loading from the Web servers.
Access Gateway Maintenance 123