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Posted by ray on 06/27/07 15:22
On Tue, 26 Jun 2007 15:05:57 -0500, Moe Trin wrote:
> On Mon, 25 Jun 2007, in the Usenet newsgroup alt.comp.linux, in article
> <1182837968.071609.156750@e16g2000pri.googlegroups.com>, sla29970@gmail.com
> wrote:
>
>>Say somehow the clock is more than three seconds fast, so the system
>>is out of the range which is tolerated according to SEC guidelines for
>>trading. But the clock also runs a real-time process control system
>>where changing the frequency by 1 PPM will throw off synchronization.
>
> Poorly contrived example. If someone was so inept as to be running a
> system used for SEC regulated trading, _AND_ using the same system as a
> process controller, the problem is not going to be solved by somehow
> offsetting the date/time. The process will be solved by getting the
> process controller off the system with this gross oscillator.
>
I could be wrong, but I don't recall that the OP said anything about SEC
regulated trading. I'm not disputing what SEC requires, merely asking for
clarification as to his requirements.
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