the problem is the message “Dispatching event to subscriber ‘…’ takes more than 5000ms” (see log file below)
the system becomes very slow and is almost no longer usable/configurable. (very very slow)
what could this be and how can the origin of the problem be evaluated?
2019-02-18 18:11:48.518 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.eclipse.smarthome.io.monitor.internal.EventLogger@10b5e5e' takes more than 5000ms.
2019-02-18 18:13:06.440 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.eclipse.smarthome.core.internal.items.ItemUpdater@14870b7' takes more than 5000ms.
2019-02-18 18:13:18.089 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.openhab.core.events.internal.EventBridge@1ae5ec1' takes more than 5000ms.
2019-02-18 18:13:23.585 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.eclipse.smarthome.io.monitor.internal.EventLogger@10b5e5e' takes more than 5000ms.
2019-02-18 18:13:29.095 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.eclipse.smarthome.io.monitor.internal.EventLogger@10b5e5e' takes more than 5000ms.
2019-02-18 18:14:02.815 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.eclipse.smarthome.io.monitor.internal.EventLogger@10b5e5e' takes more than 5000ms.
2019-02-18 18:14:24.946 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.eclipse.smarthome.io.monitor.internal.EventLogger@10b5e5e' takes more than 5000ms.
2019-02-18 18:14:42.211 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.eclipse.smarthome.core.internal.items.ItemUpdater@14870b7' takes more than 5000ms.
2019-02-18 18:14:52.441 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.eclipse.smarthome.core.thing.internal.CommunicationManager@e6d905' takes more than 5000ms.
2019-02-18 18:15:37.925 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.eclipse.smarthome.io.rest.sse.internal.listeners.SseEventSubscriber@9d29b' takes more than 5000ms.
2019-02-18 18:15:55.057 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.eclipse.smarthome.core.thing.internal.CommunicationManager@e6d905' takes more than 5000ms.
2019-02-18 18:16:05.901 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.eclipse.smarthome.config.discovery.internal.AutomaticInboxProcessor@183f757' takes more than 5000ms.
2019-02-18 18:16:11.925 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.eclipse.smarthome.config.discovery.internal.AutomaticInboxProcessor@183f757' takes more than 5000ms.
2019-02-18 18:16:34.313 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.openhab.core.events.internal.EventBridge@1ae5ec1' takes more than 5000ms.
2019-02-18 18:16:39.892 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.eclipse.smarthome.io.monitor.internal.EventLogger@10b5e5e' takes more than 5000ms.
2019-02-18 18:16:56.469 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.openhab.core.events.internal.EventBridge@1ae5ec1' takes more than 5000ms.
2019-02-18 18:17:18.220 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.eclipse.smarthome.io.monitor.internal.EventLogger@10b5e5e' takes more than 5000ms.
2019-02-18 18:17:40.324 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.eclipse.smarthome.config.discovery.internal.AutomaticInboxProcessor@183f757' takes more than 5000ms.
2019-02-18 18:18:29.707 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.openhab.core.events.internal.EventBridge@1ae5ec1' takes more than 5000ms.
2019-02-18 18:18:57.688 [WARN ] [me.core.internal.events.EventHandler] - Dispatching event to subscriber 'org.openhab.core.events.internal.EventBridge@1ae5ec1' takes more than 5000ms.
Openhab Version 2.4.0
Hardware: Raspberry Pi 3
thanks a lot for a good tip on how i can analyze and fix the problem.