I use the System Info Binding and the binding display no CPU Name.
Maybe this problem start after the upgrade to kernel
Linux openhab 6.1.19-v8+ #1637 SMP PREEMPT Tue Mar 14 11:11:47 GMT 2023 aarch64 GNU/Linux
My system:
Raspberry Pi4 4GB
Distro: openHABian
openhab: V3.4.2
