@chris - I’m now starting to think my duplicate mqtt messages may be zwave related. Here is my mqtt log showing the flurry of duplicate messages to my Master Bath Main Light:
12-Sep-2017 17:50:13.623 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathMainLight
12-Sep-2017 17:50:13.651 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathNorthSinkLight
12-Sep-2017 17:50:13.660 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathMainLight
12-Sep-2017 17:50:13.677 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathBathLight
12-Sep-2017 17:50:13.720 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathNorthSinkLight
12-Sep-2017 17:50:13.740 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathMainLight
12-Sep-2017 17:50:13.753 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathBathLight
12-Sep-2017 17:50:14.736 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathMainLight
12-Sep-2017 17:50:14.953 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 100 to home/livingRoom/livingRoomFan
12-Sep-2017 17:50:15.120 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 100 to home/livingRoom/livingRoomFan
12-Sep-2017 17:50:15.140 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 100 to home/livingRoom/livingRoomFan
12-Sep-2017 17:50:15.165 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 100 to home/livingRoom/livingRoomFan
12-Sep-2017 17:50:15.357 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 100 to home/livingRoom/livingRoomFan
12-Sep-2017 17:50:15.410 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 100 to home/livingRoom/livingRoomFan
12-Sep-2017 17:50:16.057 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 100 to home/livingRoom/livingRoomFan
12-Sep-2017 17:50:17.037 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathMainLight
12-Sep-2017 17:50:17.066 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathMainLight
12-Sep-2017 17:50:17.110 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathMainLight
12-Sep-2017 17:50:18.146 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathMainLight
12-Sep-2017 17:50:18.719 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathMainLight
12-Sep-2017 17:50:18.915 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathMainLight
12-Sep-2017 17:50:19.470 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 100 to home/livingRoom/livingRoomFan
12-Sep-2017 17:50:19.620 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 100 to home/livingRoom/livingRoomFan
12-Sep-2017 17:50:19.736 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathMainLight
12-Sep-2017 17:50:20.124 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathMainLight
12-Sep-2017 17:50:20.429 [DEBUG] [org.openhab.binding.mqtt.internal.MqttItemBinding ] - Publishing state 0 to home/masterBathroom/masterbathMainLight
And here is a Z Wave debug log for that same time window showing (if I’m reading it right) Zwave polling the node (Node 16) multiple times and getting the same value:
https://drive.google.com/open?id=0B77VHtwPft8eRG44U1A4LVlCOFE
Any thoughts on why these bursts of polling are occuring?