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Re: Linux: the next step

To: (Nigel Gamble)
Subject: Re: Linux: the next step
From: Bob English <>
Date: Mon, 12 Aug 96 16:31:30 -0700
Cc: (Larry McVoy),,,,,,
In-reply-to: Your message of "Mon, 12 Aug 96 15:59:04 PDT." <>
In message <> you write:
>That's fine for one class of real-time problems, but it's not going
>to help make the RealAudio player (raplayer) useable on Linux...
>The RealAudio application, together with all the support that it is
>getting from the kernel in audio drivers, networking code etc., needs
>to run at a higher priority than most of the other stuff that might be
>going on...
>How will Linux solve this type of problem?

With mirrors.  You run another copy of Linux on a high-priority RT
thread.  Full API, fast preemption, minimal performance and code impact.
You work on linux-slow and run rt apps on linux-fast.  You could even
reboot linux-slow without losing your audio signal :-).


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