hello can you please support me with the following situation I have, I installed Obervium in a virtual machine with 8 Gb of RAM and 8 cores,

which have an Intel Xeon processor E5-1620 v3 at 3.50 Ghz, hard drive of 200 GB, has installed a version of Ubuntu 16.04.5 with Observium version CE17.9.0

when it had 30 devices added works well in terms of graphics, but when we added more antennas in total 1085 at the time it has become slow and also the graphics shows incomplete of any element, cpu, memory, ports, etc, the devices aggregates are radios of ubiquiti and mikrotik, I attach the images where it shows the commented of the graphics

graph a month from a port

graph to 6 hours a port

the same situation occurs with the graphics of memory, processor, memory or any ports of all devices

Wilbert.