Messages in this thread | | | Date | Thu, 20 Jul 2000 07:31:32 -0600 | From | yodaiken@fsmlabs ... | Subject | Re: An important fact about real time computing |
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On Thu, Jul 20, 2000 at 12:01:30PM +0200, David Balazic wrote: > yodaiken@fsmlabs.com wrote: > > > > On Wed, Jul 19, 2000 at 03:47:01PM -0400, David Mansfield wrote: > > > David Balazic wrote: > > > > > > > > The first sentence my professor maid on the real time computing > > > > course was : > > > > > > > > "A common misconception : Real-time computing is fast computing." > > > > This is the standard lecture, but don't take it too far. You can control > > a robot with deterministic latecnies under 50 usecs, but not with > > deterministic latencies of 10 minutes. > > Yes , but not every process has usec requirements. > Think house heating control etc ...
So deterministic response is necessary for all hard RT, but the range of hard RT problems that can be solved is a function of worst case latencies.
> > David Balazic
-- --------------------------------------------------------- Victor Yodaiken FSMLabs: www.fsmlabs.com www.rtlinux.com FSMLabs is a servicemark and a service of VJY Associates L.L.C, New Mexico.
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