TELEMETRY.md

Telemtry

OpenNMS Configuration

Enable the Kafka exporter for telemetry:

config:edit org.opennms.features.kafka.producer.client
config:property-set bootstrap.servers 127.0.0.1:9092
config:update

config:edit org.opennms.features.kafka.producer
config:property-set eventTopic ""
config:property-set alarmTopic ""
config:property-set nodeTopic "opennms-nodes"
config:property-set metricTopic "opennms-metrics"
config:property-set forward.metrics true
config:update

feature:install opennms-kafka-producer

Telemetry

• Top K interfaces system wide

• Top K interfaces per location

• Top K interfaces per category

• Top K interfaces per type

• System with highest load average ...

Other workloads to consider

• [events] Top K event types
• [events] Top K devices sending events
• [alarms] Top K affected components by alarms
• [bmp] Top K updates by prefix

References

• Streaming 101 - https://www.oreilly.com/radar/the-world-beyond-batch-streaming-101/
• Streaming 102 - https://www.oreilly.com/radar/the-world-beyond-batch-streaming-102/