OH3.1/3.2 out of memory error

[rossko57]

@lampy

To modify the persistence, I need to create a manual configuration file and link the individual items?

Yes. Creating a manual config will stop the default actions. There is no syntax for “everything except X”, so you have to specify everything you want.

A convenient way to manage this is using Groups - put Items you want to persist in a group like ‘gCharting’ and specify that in your xx.persist file.

Design Pattern: Group Based Persistence

See Design Pattern: What is a Design Pattern and How Do I Use Them for an explanation of what a DP is and how to use them. Problem Statement There are several reasons why a home automation enthusiast would want to use openHAB persistence: charting, using historical Item states in rules logic, restore previous values on openHAB restart, detailed analysis, access to the data with external tools, etc. However, different databases are more or less well suited to each of these use cases. Concept Si…

@lampy

Use the default RRD4J and influxdb

So that would have been 60-70 odd persists a second? A chunk of them going off to a remote service over HTTP? Sounds like a bottleneck.