To resolve this issue, update the following value in the properties file.
1. Open
/etc/vmware/vcf/operationsmanager/application-prod.properties and go to the end of the file.
2. Change/add:
ra.cache.clusterMetrics.asyncGetTimeout=1000
ra.cache.vcMetrics.asyncGetTimeout=1000
3. Run this command to restart operationsmanager service:
systemctl restart operationsmanager