"Andor" <[email protected]> wrote in news:1174575643.840060.198170
@e65g2000hsc.googlegroups.com:

> On 22 Mrz., 15:50, Scott Seidman <namdiestt...@mindspring.com> wrote:
>> "Andor" <andor.bari...@gmail.com> wrote in
news:1174574771.790706.183280
>> @p15g2000hsd.googlegroups.com:
>>
>> > Randy wrote:
>>
>> >> A real-time system is a system that has a period and a well-defined
>> >> maximum amount of work to be done in that period and that can
perform
>> >> that amount of work in that period.
>>
>> >> Latency is input to output delay.
>>
>> > Now think about it: the work a system does is to transform an input
>> > into an output. And the "period" limits the amount of time that the
>> > system may spend on the work, ie. the amount of time the system has
>> > available to transform an input into an output. So, by your
>> > definition, a real-time system is a system that has bounded input/
>> > output latency.
>>
>> I think the deadline definition is better than the latency definition.
>
> What's the deadline definition?
>
>

You have to accomplish what needs to be done in a certain period of time.
Achieving a maximum value of latency has different connotations than
maintaining a deadline.


--
Scott
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