Reoccurring issue of PM (Performance Manager) inventory and metrics not loading into DX OI UI. Restart of the NetOps OIConnector temporarily fixes this issue, but issue reoccurs again in few days. Already restarted OIConnector twice in the past few days.
DX Operational Intelligence 24.1
Increasing heap size of the NetOps OIConnector helped resolved this issue.
For NetOps OIConnector configuration details, please review
Install and Upgrade the OI Connector