That depends how you’ve configured your Redis database. When all data is persisted to disk (which I believe is the default), then you can reboot and no OTAA activations get lost.
On the other hand, this is easy to try out yourself 
That depends how you’ve configured your Redis database. When all data is persisted to disk (which I believe is the default), then you can reboot and no OTAA activations get lost.
On the other hand, this is easy to try out yourself