metric graphs

I open this thread to report a bug I have found since the PXM version 8.2.7 As you can see in the attachment, after some hours that server did start-up the Web GUI get broken with status of virtual machines and metrics history missing. This behavior is not present on PXM version 8.2.4. The same...

All the metric graphs on my nodes have stopped updating while I am looking at them. The graphs used to update in real time, but now it seems to be a snapshot in time of the moment i look at the node's graphs. If I switch to a different node then back, the graph has updated, but no longer updates...