OpenView Network Node Manager: Designing and Implementing an Enterprise Solution

Custom Performance Management

While NNM is normally configured to collect SNMP historical performance data, you often need to collect other performance data in an ad-hoc fashion. Often you need to monitor a specific MIB variable for one device for a few hours. The obvious tool is the MIB browser GUI. Select the device icon in the ovw map window, bring up the MIB browser from the Tools:SNMP MIB Browser menu, navigate to the MIB variable of interest, and press the Graph button. The standard xnmgraph GUI appears with a 10 second real-time polling of the variable. The polling interval can be adjusted down to an aggressive one-second interval if necessary. You can select the pull-down menu File:Configure in Data Collector to easily set it up. Since ...