Not all events are being triggered. When a device goes down, no reachability events are generated while some threshold events are but not all.
DX NetOps CAPM Release : 20.2 or later
Errors such as the following are seen in the Data Aggregator karaf.log:
ERROR | EventPush | 2020-03-10 05:04:09,718 | EventProducerWS | or.eventproducer.EventProducerWS 945 | a.im.NPCConnector.bundle | | Failed to push 248 events: org.apache.cxf.interceptor.Fault: Marshalling Error: Connection refused (Connection refused)
WARN | EventPush | 2020-03-10 05:04:14,740 | PhaseInterceptorChain | ache.cxf.common.logging.LogUtils 452 | org.apache.cxf.cxf-api | | Push has thrown exception, unwinding now
org.apache.cxf.interceptor.Fault: Marshalling Error: Connection refused (Connection refused)
So the Data Aggregator is failing to connect pushing some events due to (Connection refused)
To resolve this issue restart Performance center and the Data Aggregator.
service caperfcenter_console stop
service caperfcenter_devicemanager stop
service caperfcenter_eventmanager stop
service caperfcenter_sso stop
service activemq stop
service dadaemon stop
service activemq start
service dadaemon start
service caperfcenter_console start
service caperfcenter_devicemanager start
service caperfcenter_eventmanager start
service caperfcenter_sso start