Hi Karl,

RT kernels are not about speed, but about guaranteed biggest latency, i.e. bounded latency in the kernel.

That highest latency gets significantly improved if RT is set up correctly (which is not so straightforward).

In case of VoIP the most latency in playing audio stream comes from network congestion, dropouts, etc.,

therefore it is external to the kernel and most likely there is not that many degrees of freedom in this space

which real time system could improve.

Piotr

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