Designing and Managing Behavior Models - Using Other Data Sources - Veritas Manage Exec - Manage Exec Trap Contents -
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Manage Exec Trap Contents

When a trap arrives from Manage Exec, the specific trap number indicates whether Manage Exec has set (created) or cleared an alert. It also indicates the severity of the alert that was created or cleared. The specific trap number doesn't, however, tell you anything about what condition caused the alert. This information is represented in the trap's variable bindings. You can retrieve the value of this variable binding using the variable-binding function VbValue(). (For complete information about the variable-binding functions, see the section Variable-Binding Functions.)

The following figure shows trap information in the stream coming directly from the agent as it's received by NerveCenter.

Trap Information Direct from the Agent

dataSources12a.gif

Click the thumbnail above to view full-sized image.

The following table identifies each trap object in the preceding figure and what each means:

Key to Trap Objects

Letter Key Object Name Description for This Trap

A

nodeName

Name of the device (node) on which the event occurred. The device name is RADAMS02.

B

eventID

The event ID of the counter that crossed the threshold. In this case, 15.

C

alertText

Text of the alert. The amount of used disk space has crossed the predefined threshold by 10 percent.

D

agentName

Name of the agent that generated the trap. The agent name is RADAMS02.

E

thresholdID

The number of the threshold that was crossed. Manage Exec supports three thresholds.

F

alertType

Type of alert. Manage Exec has created a priority 1 (highest) alert for this event.

G

counterGroupName

The group name of the counter. Here, the group name is Logical Disk.

H

counterName

Name of the counter. In this example it is percent Free Space on the Logical Disk.

I

counterInstanceName

Instance of the counter name. In this example, the C: drive is instance 0. Other instances could be D: = 1, E: = 2, and so on. Multiple instnaces will have the same counterGroupName and counterName.


With the trap masks that you create for Manage Exec, you can build a NerveCenter behavior model to correlate these traps to evaluate alert conditions. For example, if NerveCenter detects threshold alarms for CPU utilization, memory, and disk I/O, the behavior model you create can help you to determine which of these conditions is actually affecting system performance. For more information, see the section, Constructing Behavior Models.


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This file was last updated on 10 October 2000