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
The following error is seen in the karaf.log
2021-02-23 16:09:24,751 | WARN | l 60000-thread-1 | DCHealthScheduledPollRequest | ler.DCHealthScheduledPollRequest 199 | 203 - com.ca.im.data-collection-manager.health - 20.2.6.RELEASE-474 | | Could not determine compAttr for TypedAttr - [identifier]:{http://im.ca.com/selfmonitor}DAHealthDataCollectorPollingStatistics.HeapSizeInBytes [identifier type]:javax.xml.namespace.QName[value types]:[Ljava.lang.Double;
This can occur if the DC didn't download typecatalog successfully. To resolve this please do the following which will redownload the typecatalog.
Dx NetOps Performance Management 20.2
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