Data Collectors Missing from System Health Report

Products

• CA Performance Management - Usage and Administration
• DX NetOps

Issue/Introduction

Data Collector Health Report is only displaying statistics for 3 of 11 DCs. Data Collector Polling displays all 11

System health not showing data collector data 

Environment

Release : 20.2

Component : IMDatacollector 

Resolution

This can occur if the DC didn't download typecatalog successfully. To resolve this please do the following which will redownload the typecatalog. 

1. Stop the Data collector 
systemctl stop dcmd 
systemctl stop activemq

2. mv /apps/IMDataCollector/apache-karaf-2.4.3/data /apps/IMDataCollector/apache-karaf-2.4.3/data.old

3. restart data collector 
systemctl start activemq
systemctl start dcmd