Cisco Cisco Email Security Appliance C390 사용자 가이드

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Chapter 6      Managing and Monitoring via the CLI
Reading the Available Components of Monitoring
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Cisco IronPort AsyncOS 7.3 for Email Daily Management Guide
OL-23080-01
Reading the Rates
All rates are shown as the average rate an event occurs per hour at the specific 
point in time the query is made. Rates are calculated for three intervals, the 
average rate per hour over the past one (1) minute, the past five (5) minutes, and 
the past fifteen (15) minutes.
Destinations in Memory
The number of destinations domains in memory. For 
each domain with a message destined to be delivered, 
a destination object is created in memory. After all the 
mail for that domain has been delivered, the 
destination object is retained for another 3 hours. 
After 3 hours, if no new messages are bound for that 
domain, the object is expired so that the destination is 
no longer reported (for example, in the 
tophosts
 
command). If you are delivering mail only to one 
domain, this counter will be “1.” If you have never 
received or sent any messages (or no messages have 
been processed by the appliance in many hours), the 
counter will be “0.” 
If you are using Virtual Gateways, destination 
domains for each Virtual Gateway will have a 
separate destination object. (For example, yahoo.com 
will count as 3 destination objects if you are 
delivering to yahoo.com from 3 different Virtual 
Gateways). 
Kilobytes Used
Queue storage used in kilobytes. 
Kilobytes in Quarantine
Queue storage used for quarantined messages. The 
value is calculated as the message size plus 30 bytes 
for each recipient, totaled for the “Messages in 
Quarantine” as counted above. Note that this 
calculation will usually overestimate the space used. 
Kilobytes Free
Queue storage remaining in kilobytes. 
Table 6-2
Gauges  (continued)
Statistic
Description