Reachability Threshold not working in CA Performance Management (CAPM)

Products

• CA Infrastructure Management
• CA Performance Management
• Network Observability

Issue/Introduction

Not all events are being triggered. When a device goes down, no reachability events are generated while some threshold events are but not all.

Environment

DX NetOps CAPM Release : 20.2 or later

Cause

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)

Resolution

To resolve this issue restart Performance center and the Data Aggregator. 

1. Shut down performance center
   
   

   service caperfcenter_console stop

   service caperfcenter_devicemanager stop

   service caperfcenter_eventmanager stop

   service caperfcenter_sso stop 
   
   

2. Shut down Data Aggregator
   
   

   service activemq stop 

   service dadaemon stop 
   
   

3. Start Data Aggregator
   
   

   service activemq start

   service dadaemon start
   
   

4. Start Perfomance Center 
   
   

   service caperfcenter_console start

   service caperfcenter_devicemanager start

   service caperfcenter_eventmanager start

   service caperfcenter_sso start