Canonical announced about the completion of testing linux for systems, working in real time. A package with Real-Time is recognized as ready for widespread use and is no longer positioned as experimental.
Ready assemblies are formed for architectures X86_64 and AARCH64, and are distributed through the Ubuntu Pro service for Ubuntu 22.04 LTS and Ubuntu Core 22. The package is based on the Linux 5.15 nucleus and patches from rt venctions Linux nucleus (“Realtime-Preempt”, Preempt_RT or “-RT”), ensuring a reduction in delays and allowing to achieve a predictable event processing.
/Media reports cited above.