Organization vDC statistics (cpu, mem, storage) does not reflect the actual usage.
This article can also be used to fix the slowness issue in Cloud Director by clearing the inventory tables and followed by vcenter reconnect
This issue can be present itself if the cells are not shut down properly.
Note : Snapshot of all the cells and database backup is advised.
Run the following command:
/opt/vmware/vcloud-director/bin/cell-management-tool cell -i $(service vmware-vcd pid cell) -tt | grep DatabaseCacheRefreshJob
If the service is not running on the cells, a restart of the services should rectify the issue.
Post this, refresh the VDC GUI to check for actual statistics