LinuxSA Mailing list archives

  From: Daryl Tester <Daryl.Tester@steadycom.com.au>
  To  : linuxsa@linuxsa.org.au
  Date: Wed, 31 Mar 1999 16:12:20 +0930 (CST)

Re: Linux in real time (was More Meeting Information)

David Newall wrote:

> It's not really real time.  It's really a higher-priority scheduling
> class: "real time" processes are run before other classes of process;
> so if a "real time" process wants to be a hog, nothing else runs.

True.  I should have qualified that as "more real time than traditional
Unices, but less so than other specialised OSes like OS/9 and Windows
CE (<- joke for the humour impaired)."  Mea culpa.

> The important consideration is that
> these processes are not real-time, for example there is no guarantee
> that a process will run within a specified time frame, which is the
> fundamental guarantee provided by a real real time operating system.

Dispense with the OS, and program to the metal.  :-)


Cheers,
--
"Better dead than Redmond."

-- 
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