Homey Z-wave communication very slow

[Peter_Kawa]

@DIYglenn

Could really a network of only 35 devices create congestion?

It shouldn’t, but check if zwave mesh devices might be too far apart from eachother, or if they’re not operating at the edges of the range.
In theory 231 devices must be possible

Search Homey & forum for “chatty devices”
Maybe it’s related.
Example:

Homey Pro 2023 Zwave issues

I found the same situation with my Aeotec switches. They were sending a large number (hundreds per minute) of messages all related to metering which flooded the z-wave network and made it unresponsive for other control signals. 2023-05-18T21:31:15.278Z Node[33]: [COMMAND_CLASS_METER] {“Properties1 (Raw)”:{“type”:“Buffer”,“data”:[161]},“Properties1”:{“Meter Type”:1,“Rate Type”:1,“Scale bit 2”:true},“Properties2 (Raw)”:{“type”:“Buffer”,“data”:[108]},“Properties2”:{“Size”:4,“Scale bits 10”:1,“Pre…

Which firmware is running? Athom made some fixes (or tried) a while ago.