Traffic Graphs Gaps on some wireless shots

Hi,
Does anyone have this problem with the traffic graphs from both ports and overall traffic looking like this?

Mimosa B25

Ubnt Iso Station
Overall


Eth

LiteAP AC

Check here https://docs.librenms.org/Support/FAQ/#faq17

It seems to be pretty quick? I do the RRD

Mimosa

Ubnt Iso Station


image