"Richard B. Gilbert" <[EMAIL PROTECTED]> wrote in message 
news:[EMAIL PROTECTED]
> David T. Ashley wrote:
>>
>> Any insight into whether 24 PPM is excessive for my server?
>
> Consider that a computer manufacturer typically spends something like $2 
> US on the components for the clock!  Consider, also, that they provide no 
> way to adjust the clock hardware.  Computers are designed to compute, not 
> to keep time.  The original IBM PC and PC/XT did not even have a clock; if 
> you wanted a clock it was an add-on at extra cost from a third party.
>
> 24 PPM is pretty good.  Anything up to a hundred or two will usually work 
> just fine.

Thanks.  Interesting.  It seems to be a really steady error, i.e. seems to 
always be between 24 PPM and 24.5 PPM.

I think I'll write a little software to plot it at a sampling frequency of 
once per hour.  I'm wondering if it varies by time of day, temperature, etc.

-- 
David T. Ashley              ([EMAIL PROTECTED])
http://www.e3ft.com          (Consulting Home Page)
http://www.dtashley.com      (Personal Home Page)
http://gpl.e3ft.com          (GPL Publications and Projects) 


_______________________________________________
questions mailing list
[email protected]
https://lists.ntp.isc.org/mailman/listinfo/questions

Reply via email to