0.DatabaseCacheRefreshJob has not been executed recently:cmt cell -i $(service vmware-vcd pid cell) -ttVMware Cloud Director 10.6.x
The storage cached metrics are populated and updated by the DatabaseCacheRefreshJob task, which runs periodically. If this job is not running as expected, these metrics are not present for new VDCs and the query that displays the storage policies will have missing data. VDCs that existed prior to the previous successful execution of the job will not display this behavior since there will be storage cached metrics, but the metrics may be out of date.
The the scheduled tasks should be quiesced and reset, as detailed in the following article:
Provider VDC Values show as N/A in the UI after an inventory clean